90979980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{877}}^1$

素因数の和:928

約数の個数: 192

約数和(自身を含む): 330408960

約数和(自身を除く): 239428980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 19, 20, 21, 26, 28, 30, 35, 38, 39, 42, 52, 57, 60, 65, 70, 76, 78, 84, 91, 95, 105, 114, 130, 133, 140, 156, 182, 190, 195, 210, 228, 247, 260, 266, 273, 285, 364, 380, 390, 399, 420, 455, 494, 532, 546, 570, 665, 741, 780, 798, 877, 910, 988, 1092, 1140, 1235, 1330, 1365, 1482, 1596, 1729, 1754, 1820, 1995, 2470, 2631, 2660, 2730, 2964, 3458, 3508, 3705, 3990, 4385, 4940, 5187, 5262, 5460, 6139, 6916, 7410, 7980, 8645, 8770, 10374, 10524, 11401, 12278, 13155, 14820, 16663, 17290, 17540, 18417, 20748, 22802, 24556, 25935, 26310, 30695, 33326, 34203, 34580, 36834, 45604, 49989, 51870, 52620, 57005, 61390, 66652, 68406, 73668, 79807, 83315, 92085, 99978, 103740, 114010, 116641, 122780, 136812, 159614, 166630, 171015, 184170, 199956, 216619, 228020, 233282, 239421, 249945, 319228, 333260, 342030, 349923, 368340, 399035, 433238, 466564, 478842, 499890, 583205, 649857, 684060, 699846, 798070, 866476, 957684, 999780, 1083095, 1166410, 1197105, 1299714, 1399692, 1516333, 1596140, 1749615, 2166190, 2332820, 2394210, 2599428, 3032666, 3249285, 3499230, 4332380, 4548999, 4788420, 6065332, 6498570, 6998460, 7581665, 9097998, 12997140, 15163330, 18195996, 22744995, 30326660, 45489990, 90979980]

約数ペア:

[(1, 90979980), (2, 45489990), (3, 30326660), (4, 22744995), (5, 18195996), (6, 15163330), (7, 12997140), (10, 9097998), (12, 7581665), (13, 6998460), (14, 6498570), (15, 6065332), (19, 4788420), (20, 4548999), (21, 4332380), (26, 3499230), (28, 3249285), (30, 3032666), (35, 2599428), (38, 2394210), (39, 2332820), (42, 2166190), (52, 1749615), (57, 1596140), (60, 1516333), (65, 1399692), (70, 1299714), (76, 1197105), (78, 1166410), (84, 1083095), (91, 999780), (95, 957684), (105, 866476), (114, 798070), (130, 699846), (133, 684060), (140, 649857), (156, 583205), (182, 499890), (190, 478842), (195, 466564), (210, 433238), (228, 399035), (247, 368340), (260, 349923), (266, 342030), (273, 333260), (285, 319228), (364, 249945), (380, 239421), (390, 233282), (399, 228020), (420, 216619), (455, 199956), (494, 184170), (532, 171015), (546, 166630), (570, 159614), (665, 136812), (741, 122780), (780, 116641), (798, 114010), (877, 103740), (910, 99978), (988, 92085), (1092, 83315), (1140, 79807), (1235, 73668), (1330, 68406), (1365, 66652), (1482, 61390), (1596, 57005), (1729, 52620), (1754, 51870), (1820, 49989), (1995, 45604), (2470, 36834), (2631, 34580), (2660, 34203), (2730, 33326), (2964, 30695), (3458, 26310), (3508, 25935), (3705, 24556), (3990, 22802), (4385, 20748), (4940, 18417), (5187, 17540), (5262, 17290), (5460, 16663), (6139, 14820), (6916, 13155), (7410, 12278), (7980, 11401), (8645, 10524), (8770, 10374)]