147489720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1$

素因数の和:2565

約数の個数: 128

約数和(自身を含む): 513008640

約数和(自身を除く): 365518920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2473, 2485, 2840, 2982, 3976, 4260, 4946, 4970, 5964, 7419, 7455, 8520, 9892, 9940, 11928, 12365, 14838, 14910, 17311, 19784, 19880, 24730, 29676, 29820, 34622, 37095, 49460, 51933, 59352, 59640, 69244, 74190, 86555, 98920, 103866, 138488, 148380, 173110, 175583, 207732, 259665, 296760, 346220, 351166, 415464, 519330, 526749, 692440, 702332, 877915, 1038660, 1053498, 1229081, 1404664, 1755830, 2077320, 2106996, 2458162, 2633745, 3511660, 3687243, 4213992, 4916324, 5267490, 6145405, 7023320, 7374486, 9832648, 10534980, 12290810, 14748972, 18436215, 21069960, 24581620, 29497944, 36872430, 49163240, 73744860, 147489720]

約数ペア:

[(1, 147489720), (2, 73744860), (3, 49163240), (4, 36872430), (5, 29497944), (6, 24581620), (7, 21069960), (8, 18436215), (10, 14748972), (12, 12290810), (14, 10534980), (15, 9832648), (20, 7374486), (21, 7023320), (24, 6145405), (28, 5267490), (30, 4916324), (35, 4213992), (40, 3687243), (42, 3511660), (56, 2633745), (60, 2458162), (70, 2106996), (71, 2077320), (84, 1755830), (105, 1404664), (120, 1229081), (140, 1053498), (142, 1038660), (168, 877915), (210, 702332), (213, 692440), (280, 526749), (284, 519330), (355, 415464), (420, 351166), (426, 346220), (497, 296760), (568, 259665), (710, 207732), (840, 175583), (852, 173110), (994, 148380), (1065, 138488), (1420, 103866), (1491, 98920), (1704, 86555), (1988, 74190), (2130, 69244), (2473, 59640), (2485, 59352), (2840, 51933), (2982, 49460), (3976, 37095), (4260, 34622), (4946, 29820), (4970, 29676), (5964, 24730), (7419, 19880), (7455, 19784), (8520, 17311), (9892, 14910), (9940, 14838), (11928, 12365)]