66520440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^2\times {\mathrm{419}}^1$

素因数の和:456

約数の個数: 240

約数和(自身を含む): 260706600

約数和(自身を除く): 194186160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 419, 420, 441, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 838, 840, 882, 945, 980, 1080, 1134, 1176, 1257, 1260, 1323, 1470, 1512, 1620, 1676, 1764, 1890, 1960, 2095, 2205, 2268, 2514, 2520, 2646, 2835, 2933, 2940, 3240, 3352, 3528, 3771, 3780, 3969, 4190, 4410, 4536, 5028, 5292, 5670, 5866, 5880, 6285, 6615, 7542, 7560, 7938, 8380, 8799, 8820, 10056, 10584, 11313, 11340, 11732, 12570, 13230, 14665, 15084, 15876, 16760, 17598, 17640, 18855, 19845, 20531, 22626, 22680, 23464, 25140, 26397, 26460, 29330, 30168, 31752, 33939, 35196, 37710, 39690, 41062, 43995, 45252, 50280, 52794, 52920, 56565, 58660, 61593, 67878, 70392, 75420, 79191, 79380, 82124, 87990, 90504, 102655, 105588, 113130, 117320, 123186, 131985, 135756, 150840, 158382, 158760, 164248, 169695, 175980, 184779, 205310, 211176, 226260, 237573, 246372, 263970, 271512, 307965, 316764, 339390, 351960, 369558, 395955, 410620, 452520, 475146, 492744, 527940, 554337, 615930, 633528, 678780, 739116, 791910, 821240, 923895, 950292, 1055880, 1108674, 1187865, 1231860, 1357560, 1478232, 1583820, 1663011, 1847790, 1900584, 2217348, 2375730, 2463720, 2771685, 3167640, 3326022, 3695580, 4434696, 4751460, 5543370, 6652044, 7391160, 8315055, 9502920, 11086740, 13304088, 16630110, 22173480, 33260220, 66520440]

約数ペア:

[(1, 66520440), (2, 33260220), (3, 22173480), (4, 16630110), (5, 13304088), (6, 11086740), (7, 9502920), (8, 8315055), (9, 7391160), (10, 6652044), (12, 5543370), (14, 4751460), (15, 4434696), (18, 3695580), (20, 3326022), (21, 3167640), (24, 2771685), (27, 2463720), (28, 2375730), (30, 2217348), (35, 1900584), (36, 1847790), (40, 1663011), (42, 1583820), (45, 1478232), (49, 1357560), (54, 1231860), (56, 1187865), (60, 1108674), (63, 1055880), (70, 950292), (72, 923895), (81, 821240), (84, 791910), (90, 739116), (98, 678780), (105, 633528), (108, 615930), (120, 554337), (126, 527940), (135, 492744), (140, 475146), (147, 452520), (162, 410620), (168, 395955), (180, 369558), (189, 351960), (196, 339390), (210, 316764), (216, 307965), (245, 271512), (252, 263970), (270, 246372), (280, 237573), (294, 226260), (315, 211176), (324, 205310), (360, 184779), (378, 175980), (392, 169695), (405, 164248), (419, 158760), (420, 158382), (441, 150840), (490, 135756), (504, 131985), (540, 123186), (567, 117320), (588, 113130), (630, 105588), (648, 102655), (735, 90504), (756, 87990), (810, 82124), (838, 79380), (840, 79191), (882, 75420), (945, 70392), (980, 67878), (1080, 61593), (1134, 58660), (1176, 56565), (1257, 52920), (1260, 52794), (1323, 50280), (1470, 45252), (1512, 43995), (1620, 41062), (1676, 39690), (1764, 37710), (1890, 35196), (1960, 33939), (2095, 31752), (2205, 30168), (2268, 29330), (2514, 26460), (2520, 26397), (2646, 25140), (2835, 23464), (2933, 22680), (2940, 22626), (3240, 20531), (3352, 19845), (3528, 18855), (3771, 17640), (3780, 17598), (3969, 16760), (4190, 15876), (4410, 15084), (4536, 14665), (5028, 13230), (5292, 12570), (5670, 11732), (5866, 11340), (5880, 11313), (6285, 10584), (6615, 10056), (7542, 8820), (7560, 8799), (7938, 8380)]