331862440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 256

約数和(自身を含む): 1010257920

約数和(自身を除く): 678395480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 31, 34, 35, 40, 52, 56, 62, 65, 68, 70, 85, 91, 104, 119, 124, 130, 136, 140, 155, 170, 173, 182, 217, 221, 238, 248, 260, 280, 310, 340, 346, 364, 403, 434, 442, 455, 476, 520, 527, 595, 620, 680, 692, 728, 806, 865, 868, 884, 910, 952, 1054, 1085, 1105, 1190, 1211, 1240, 1384, 1547, 1612, 1730, 1736, 1768, 1820, 2015, 2108, 2170, 2210, 2249, 2380, 2422, 2635, 2821, 2941, 3094, 3224, 3460, 3640, 3689, 4030, 4216, 4340, 4420, 4498, 4760, 4844, 5270, 5363, 5642, 5882, 6055, 6188, 6851, 6920, 7378, 7735, 8060, 8680, 8840, 8996, 9688, 10540, 10726, 11245, 11284, 11764, 12110, 12376, 13702, 14105, 14705, 14756, 15470, 15743, 16120, 17992, 18445, 20587, 21080, 21452, 22490, 22568, 23528, 24220, 26815, 27404, 28210, 29410, 29512, 30940, 31486, 34255, 36890, 37541, 38233, 41174, 42904, 44980, 47957, 48440, 53630, 54808, 56420, 58820, 61880, 62972, 68510, 69719, 73780, 75082, 76466, 78715, 82348, 89960, 91171, 95914, 102935, 107260, 112840, 117640, 125944, 137020, 139438, 147560, 150164, 152932, 157430, 164696, 182342, 187705, 191165, 191828, 205870, 214520, 239785, 267631, 274040, 278876, 300328, 305864, 314860, 348595, 364684, 375410, 382330, 383656, 411740, 455855, 479570, 488033, 535262, 557752, 629720, 638197, 697190, 729368, 750820, 764660, 823480, 911710, 959140, 976066, 1070524, 1185223, 1276394, 1338155, 1394380, 1501640, 1529320, 1823420, 1918280, 1952132, 2141048, 2370446, 2440165, 2552788, 2676310, 2788760, 3190985, 3646840, 3904264, 4740892, 4880330, 5105576, 5352620, 5926115, 6381970, 8296561, 9481784, 9760660, 10705240, 11852230, 12763940, 16593122, 19521320, 23704460, 25527880, 33186244, 41482805, 47408920, 66372488, 82965610, 165931220, 331862440]

約数ペア:

[(1, 331862440), (2, 165931220), (4, 82965610), (5, 66372488), (7, 47408920), (8, 41482805), (10, 33186244), (13, 25527880), (14, 23704460), (17, 19521320), (20, 16593122), (26, 12763940), (28, 11852230), (31, 10705240), (34, 9760660), (35, 9481784), (40, 8296561), (52, 6381970), (56, 5926115), (62, 5352620), (65, 5105576), (68, 4880330), (70, 4740892), (85, 3904264), (91, 3646840), (104, 3190985), (119, 2788760), (124, 2676310), (130, 2552788), (136, 2440165), (140, 2370446), (155, 2141048), (170, 1952132), (173, 1918280), (182, 1823420), (217, 1529320), (221, 1501640), (238, 1394380), (248, 1338155), (260, 1276394), (280, 1185223), (310, 1070524), (340, 976066), (346, 959140), (364, 911710), (403, 823480), (434, 764660), (442, 750820), (455, 729368), (476, 697190), (520, 638197), (527, 629720), (595, 557752), (620, 535262), (680, 488033), (692, 479570), (728, 455855), (806, 411740), (865, 383656), (868, 382330), (884, 375410), (910, 364684), (952, 348595), (1054, 314860), (1085, 305864), (1105, 300328), (1190, 278876), (1211, 274040), (1240, 267631), (1384, 239785), (1547, 214520), (1612, 205870), (1730, 191828), (1736, 191165), (1768, 187705), (1820, 182342), (2015, 164696), (2108, 157430), (2170, 152932), (2210, 150164), (2249, 147560), (2380, 139438), (2422, 137020), (2635, 125944), (2821, 117640), (2941, 112840), (3094, 107260), (3224, 102935), (3460, 95914), (3640, 91171), (3689, 89960), (4030, 82348), (4216, 78715), (4340, 76466), (4420, 75082), (4498, 73780), (4760, 69719), (4844, 68510), (5270, 62972), (5363, 61880), (5642, 58820), (5882, 56420), (6055, 54808), (6188, 53630), (6851, 48440), (6920, 47957), (7378, 44980), (7735, 42904), (8060, 41174), (8680, 38233), (8840, 37541), (8996, 36890), (9688, 34255), (10540, 31486), (10726, 30940), (11245, 29512), (11284, 29410), (11764, 28210), (12110, 27404), (12376, 26815), (13702, 24220), (14105, 23528), (14705, 22568), (14756, 22490), (15470, 21452), (15743, 21080), (16120, 20587), (17992, 18445)]