40207920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:207

約数の個数: 160

約数和(自身を含む): 132580800

約数和(自身を除く): 92372880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 53, 58, 60, 80, 87, 106, 109, 116, 120, 145, 159, 174, 212, 218, 232, 240, 265, 290, 318, 327, 348, 424, 435, 436, 464, 530, 545, 580, 636, 654, 696, 795, 848, 870, 872, 1060, 1090, 1160, 1272, 1308, 1392, 1537, 1590, 1635, 1740, 1744, 2120, 2180, 2320, 2544, 2616, 3074, 3161, 3180, 3270, 3480, 4240, 4360, 4611, 5232, 5777, 6148, 6322, 6360, 6540, 6960, 7685, 8720, 9222, 9483, 11554, 12296, 12644, 12720, 13080, 15370, 15805, 17331, 18444, 18966, 23055, 23108, 24592, 25288, 26160, 28885, 30740, 31610, 34662, 36888, 37932, 46110, 46216, 47415, 50576, 57770, 61480, 63220, 69324, 73776, 75864, 86655, 92220, 92432, 94830, 115540, 122960, 126440, 138648, 151728, 167533, 173310, 184440, 189660, 231080, 252880, 277296, 335066, 346620, 368880, 379320, 462160, 502599, 670132, 693240, 758640, 837665, 1005198, 1340264, 1386480, 1675330, 2010396, 2512995, 2680528, 3350660, 4020792, 5025990, 6701320, 8041584, 10051980, 13402640, 20103960, 40207920]

約数ペア:

[(1, 40207920), (2, 20103960), (3, 13402640), (4, 10051980), (5, 8041584), (6, 6701320), (8, 5025990), (10, 4020792), (12, 3350660), (15, 2680528), (16, 2512995), (20, 2010396), (24, 1675330), (29, 1386480), (30, 1340264), (40, 1005198), (48, 837665), (53, 758640), (58, 693240), (60, 670132), (80, 502599), (87, 462160), (106, 379320), (109, 368880), (116, 346620), (120, 335066), (145, 277296), (159, 252880), (174, 231080), (212, 189660), (218, 184440), (232, 173310), (240, 167533), (265, 151728), (290, 138648), (318, 126440), (327, 122960), (348, 115540), (424, 94830), (435, 92432), (436, 92220), (464, 86655), (530, 75864), (545, 73776), (580, 69324), (636, 63220), (654, 61480), (696, 57770), (795, 50576), (848, 47415), (870, 46216), (872, 46110), (1060, 37932), (1090, 36888), (1160, 34662), (1272, 31610), (1308, 30740), (1392, 28885), (1537, 26160), (1590, 25288), (1635, 24592), (1740, 23108), (1744, 23055), (2120, 18966), (2180, 18444), (2320, 17331), (2544, 15805), (2616, 15370), (3074, 13080), (3161, 12720), (3180, 12644), (3270, 12296), (3480, 11554), (4240, 9483), (4360, 9222), (4611, 8720), (5232, 7685), (5777, 6960), (6148, 6540), (6322, 6360)]