201981120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:679

約数の個数: 224

約数和(自身を含む): 723326976

約数和(自身を除く): 521345856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 440, 465, 480, 496, 528, 617, 620, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1234, 1240, 1320, 1364, 1488, 1705, 1760, 1851, 1860, 1984, 2046, 2112, 2468, 2480, 2640, 2728, 2976, 3085, 3410, 3520, 3702, 3720, 4092, 4936, 4960, 5115, 5280, 5456, 5952, 6170, 6787, 6820, 7404, 7440, 8184, 9255, 9872, 9920, 10230, 10560, 10912, 12340, 13574, 13640, 14808, 14880, 16368, 18510, 19127, 19744, 20361, 20460, 21824, 24680, 27148, 27280, 29616, 29760, 32736, 33935, 37020, 38254, 39488, 40722, 40920, 49360, 54296, 54560, 57381, 59232, 65472, 67870, 74040, 76508, 81444, 81840, 95635, 98720, 101805, 108592, 109120, 114762, 118464, 135740, 148080, 153016, 162888, 163680, 191270, 197440, 203610, 210397, 217184, 229524, 271480, 286905, 296160, 306032, 325776, 327360, 382540, 407220, 420794, 434368, 459048, 542960, 573810, 592320, 612064, 631191, 651552, 765080, 814440, 841588, 918096, 1051985, 1085920, 1147620, 1224128, 1262382, 1303104, 1530160, 1628880, 1683176, 1836192, 2103970, 2171840, 2295240, 2524764, 3060320, 3155955, 3257760, 3366352, 3672384, 4207940, 4590480, 5049528, 6120640, 6311910, 6515520, 6732704, 8415880, 9180960, 10099056, 12623820, 13465408, 16831760, 18361920, 20198112, 25247640, 33663520, 40396224, 50495280, 67327040, 100990560, 201981120]

約数ペア:

[(1, 201981120), (2, 100990560), (3, 67327040), (4, 50495280), (5, 40396224), (6, 33663520), (8, 25247640), (10, 20198112), (11, 18361920), (12, 16831760), (15, 13465408), (16, 12623820), (20, 10099056), (22, 9180960), (24, 8415880), (30, 6732704), (31, 6515520), (32, 6311910), (33, 6120640), (40, 5049528), (44, 4590480), (48, 4207940), (55, 3672384), (60, 3366352), (62, 3257760), (64, 3155955), (66, 3060320), (80, 2524764), (88, 2295240), (93, 2171840), (96, 2103970), (110, 1836192), (120, 1683176), (124, 1628880), (132, 1530160), (155, 1303104), (160, 1262382), (165, 1224128), (176, 1147620), (186, 1085920), (192, 1051985), (220, 918096), (240, 841588), (248, 814440), (264, 765080), (310, 651552), (320, 631191), (330, 612064), (341, 592320), (352, 573810), (372, 542960), (440, 459048), (465, 434368), (480, 420794), (496, 407220), (528, 382540), (617, 327360), (620, 325776), (660, 306032), (682, 296160), (704, 286905), (744, 271480), (880, 229524), (930, 217184), (960, 210397), (992, 203610), (1023, 197440), (1056, 191270), (1234, 163680), (1240, 162888), (1320, 153016), (1364, 148080), (1488, 135740), (1705, 118464), (1760, 114762), (1851, 109120), (1860, 108592), (1984, 101805), (2046, 98720), (2112, 95635), (2468, 81840), (2480, 81444), (2640, 76508), (2728, 74040), (2976, 67870), (3085, 65472), (3410, 59232), (3520, 57381), (3702, 54560), (3720, 54296), (4092, 49360), (4936, 40920), (4960, 40722), (5115, 39488), (5280, 38254), (5456, 37020), (5952, 33935), (6170, 32736), (6787, 29760), (6820, 29616), (7404, 27280), (7440, 27148), (8184, 24680), (9255, 21824), (9872, 20460), (9920, 20361), (10230, 19744), (10560, 19127), (10912, 18510), (12340, 16368), (13574, 14880), (13640, 14808)]