1221005520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:739

約数の個数: 360

約数和(自身を含む): 4867463016

約数和(自身を除く): 3646457496

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 53, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 106, 112, 120, 126, 140, 144, 147, 159, 168, 180, 196, 210, 212, 240, 245, 252, 265, 280, 294, 315, 318, 336, 360, 371, 392, 420, 424, 441, 477, 490, 504, 530, 560, 588, 630, 636, 653, 720, 735, 742, 784, 795, 840, 848, 882, 954, 980, 1008, 1060, 1113, 1176, 1260, 1272, 1306, 1470, 1484, 1590, 1680, 1764, 1855, 1908, 1959, 1960, 2120, 2205, 2226, 2352, 2385, 2520, 2544, 2597, 2612, 2940, 2968, 3180, 3265, 3339, 3528, 3710, 3816, 3918, 3920, 4240, 4410, 4452, 4571, 4770, 5040, 5194, 5224, 5565, 5877, 5880, 5936, 6360, 6530, 6678, 7056, 7420, 7632, 7791, 7836, 8820, 8904, 9142, 9540, 9795, 10388, 10448, 11130, 11754, 11760, 12720, 12985, 13060, 13356, 13713, 14840, 15582, 15672, 16695, 17640, 17808, 18284, 19080, 19590, 20776, 22260, 22855, 23373, 23508, 25970, 26120, 26712, 27426, 29385, 29680, 31164, 31344, 31997, 33390, 34609, 35280, 36568, 38160, 38955, 39180, 41139, 41552, 44520, 45710, 46746, 47016, 51940, 52240, 53424, 54852, 58770, 62328, 63994, 66780, 68565, 69218, 73136, 77910, 78360, 82278, 89040, 91420, 93492, 94032, 95991, 103827, 103880, 109704, 116865, 117540, 124656, 127988, 133560, 137130, 138436, 155820, 156720, 159985, 164556, 173045, 182840, 186984, 191982, 205695, 207654, 207760, 219408, 233730, 235080, 242263, 255976, 267120, 274260, 276872, 287973, 311481, 311640, 319970, 329112, 346090, 365680, 373968, 383964, 411390, 415308, 467460, 470160, 479955, 484526, 511952, 519135, 548520, 553744, 575946, 622962, 623280, 639940, 658224, 692180, 726789, 767928, 822780, 830616, 934920, 959910, 969052, 1038270, 1097040, 1151892, 1211315, 1245924, 1279880, 1384360, 1439865, 1453578, 1535856, 1557405, 1645560, 1661232, 1695841, 1869840, 1919820, 1938104, 2076540, 2180367, 2303784, 2422630, 2491848, 2559760, 2768720, 2879730, 2907156, 3114810, 3291120, 3391682, 3633945, 3839640, 3876208, 4153080, 4360734, 4607568, 4845260, 4983696, 5087523, 5759460, 5814312, 6229620, 6783364, 7267890, 7679280, 8306160, 8479205, 8721468, 9690520, 10175046, 10901835, 11518920, 11628624, 12459240, 13566728, 14535780, 15262569, 16958410, 17442936, 19381040, 20350092, 21803670, 23037840, 24918480, 25437615, 27133456, 29071560, 30525138, 33916820, 34885872, 40700184, 43607340, 50875230, 58143120, 61050276, 67833640, 76312845, 81400368, 87214680, 101750460, 122100552, 135667280, 152625690, 174429360, 203500920, 244201104, 305251380, 407001840, 610502760, 1221005520]

約数ペア:

[(1, 1221005520), (2, 610502760), (3, 407001840), (4, 305251380), (5, 244201104), (6, 203500920), (7, 174429360), (8, 152625690), (9, 135667280), (10, 122100552), (12, 101750460), (14, 87214680), (15, 81400368), (16, 76312845), (18, 67833640), (20, 61050276), (21, 58143120), (24, 50875230), (28, 43607340), (30, 40700184), (35, 34885872), (36, 33916820), (40, 30525138), (42, 29071560), (45, 27133456), (48, 25437615), (49, 24918480), (53, 23037840), (56, 21803670), (60, 20350092), (63, 19381040), (70, 17442936), (72, 16958410), (80, 15262569), (84, 14535780), (90, 13566728), (98, 12459240), (105, 11628624), (106, 11518920), (112, 10901835), (120, 10175046), (126, 9690520), (140, 8721468), (144, 8479205), (147, 8306160), (159, 7679280), (168, 7267890), (180, 6783364), (196, 6229620), (210, 5814312), (212, 5759460), (240, 5087523), (245, 4983696), (252, 4845260), (265, 4607568), (280, 4360734), (294, 4153080), (315, 3876208), (318, 3839640), (336, 3633945), (360, 3391682), (371, 3291120), (392, 3114810), (420, 2907156), (424, 2879730), (441, 2768720), (477, 2559760), (490, 2491848), (504, 2422630), (530, 2303784), (560, 2180367), (588, 2076540), (630, 1938104), (636, 1919820), (653, 1869840), (720, 1695841), (735, 1661232), (742, 1645560), (784, 1557405), (795, 1535856), (840, 1453578), (848, 1439865), (882, 1384360), (954, 1279880), (980, 1245924), (1008, 1211315), (1060, 1151892), (1113, 1097040), (1176, 1038270), (1260, 969052), (1272, 959910), (1306, 934920), (1470, 830616), (1484, 822780), (1590, 767928), (1680, 726789), (1764, 692180), (1855, 658224), (1908, 639940), (1959, 623280), (1960, 622962), (2120, 575946), (2205, 553744), (2226, 548520), (2352, 519135), (2385, 511952), (2520, 484526), (2544, 479955), (2597, 470160), (2612, 467460), (2940, 415308), (2968, 411390), (3180, 383964), (3265, 373968), (3339, 365680), (3528, 346090), (3710, 329112), (3816, 319970), (3918, 311640), (3920, 311481), (4240, 287973), (4410, 276872), (4452, 274260), (4571, 267120), (4770, 255976), (5040, 242263), (5194, 235080), (5224, 233730), (5565, 219408), (5877, 207760), (5880, 207654), (5936, 205695), (6360, 191982), (6530, 186984), (6678, 182840), (7056, 173045), (7420, 164556), (7632, 159985), (7791, 156720), (7836, 155820), (8820, 138436), (8904, 137130), (9142, 133560), (9540, 127988), (9795, 124656), (10388, 117540), (10448, 116865), (11130, 109704), (11754, 103880), (11760, 103827), (12720, 95991), (12985, 94032), (13060, 93492), (13356, 91420), (13713, 89040), (14840, 82278), (15582, 78360), (15672, 77910), (16695, 73136), (17640, 69218), (17808, 68565), (18284, 66780), (19080, 63994), (19590, 62328), (20776, 58770), (22260, 54852), (22855, 53424), (23373, 52240), (23508, 51940), (25970, 47016), (26120, 46746), (26712, 45710), (27426, 44520), (29385, 41552), (29680, 41139), (31164, 39180), (31344, 38955), (31997, 38160), (33390, 36568), (34609, 35280)]