20799874080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{465947}}^1$

素因数の和:465999

約数の個数: 144

約数和(自身を含む): 73269391104

約数和(自身を除く): 52469517024

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 5580, 7440, 8928, 11160, 14880, 22320, 44640, 465947, 931894, 1397841, 1863788, 2329735, 2795682, 3727576, 4193523, 4659470, 5591364, 6989205, 7455152, 8387046, 9318940, 11182728, 13978410, 14444357, 14910304, 16774092, 18637880, 20967615, 22365456, 27956820, 28888714, 33548184, 37275760, 41935230, 43333071, 44730912, 55913640, 57777428, 67096368, 72221785, 74551520, 83870460, 86666142, 111827280, 115554856, 129999213, 134192736, 144443570, 167740920, 173332284, 216665355, 223654560, 231109712, 259998426, 288887140, 335481840, 346664568, 433330710, 462219424, 519996852, 577774280, 649996065, 670963680, 693329136, 866661420, 1039993704, 1155548560, 1299992130, 1386658272, 1733322840, 2079987408, 2311097120, 2599984260, 3466645680, 4159974816, 5199968520, 6933291360, 10399937040, 20799874080]

約数ペア:

[(1, 20799874080), (2, 10399937040), (3, 6933291360), (4, 5199968520), (5, 4159974816), (6, 3466645680), (8, 2599984260), (9, 2311097120), (10, 2079987408), (12, 1733322840), (15, 1386658272), (16, 1299992130), (18, 1155548560), (20, 1039993704), (24, 866661420), (30, 693329136), (31, 670963680), (32, 649996065), (36, 577774280), (40, 519996852), (45, 462219424), (48, 433330710), (60, 346664568), (62, 335481840), (72, 288887140), (80, 259998426), (90, 231109712), (93, 223654560), (96, 216665355), (120, 173332284), (124, 167740920), (144, 144443570), (155, 134192736), (160, 129999213), (180, 115554856), (186, 111827280), (240, 86666142), (248, 83870460), (279, 74551520), (288, 72221785), (310, 67096368), (360, 57777428), (372, 55913640), (465, 44730912), (480, 43333071), (496, 41935230), (558, 37275760), (620, 33548184), (720, 28888714), (744, 27956820), (930, 22365456), (992, 20967615), (1116, 18637880), (1240, 16774092), (1395, 14910304), (1440, 14444357), (1488, 13978410), (1860, 11182728), (2232, 9318940), (2480, 8387046), (2790, 7455152), (2976, 6989205), (3720, 5591364), (4464, 4659470), (4960, 4193523), (5580, 3727576), (7440, 2795682), (8928, 2329735), (11160, 1863788), (14880, 1397841), (22320, 931894), (44640, 465947)]