1921962120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:352

約数の個数: 256

約数和(自身を含む): 6386688000

約数和(自身を除く): 4464725880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 89, 104, 109, 120, 127, 130, 156, 178, 195, 218, 254, 260, 267, 312, 327, 356, 381, 390, 436, 445, 508, 520, 534, 545, 635, 654, 712, 762, 780, 872, 890, 1016, 1068, 1090, 1157, 1270, 1308, 1335, 1417, 1524, 1560, 1635, 1651, 1780, 1905, 2136, 2180, 2314, 2540, 2616, 2670, 2834, 3048, 3270, 3302, 3471, 3560, 3810, 4251, 4360, 4628, 4953, 5080, 5340, 5668, 5785, 6540, 6604, 6942, 7085, 7620, 8255, 8502, 9256, 9701, 9906, 10680, 11303, 11336, 11570, 13080, 13208, 13843, 13884, 14170, 15240, 16510, 17004, 17355, 19402, 19812, 21255, 22606, 23140, 24765, 27686, 27768, 28340, 29103, 33020, 33909, 34008, 34710, 38804, 39624, 41529, 42510, 45212, 46280, 48505, 49530, 55372, 56515, 56680, 58206, 66040, 67818, 69215, 69420, 77608, 83058, 85020, 90424, 97010, 99060, 110744, 113030, 116412, 126113, 135636, 138430, 138840, 145515, 146939, 166116, 169545, 170040, 179959, 194020, 198120, 207645, 226060, 232824, 252226, 271272, 276860, 291030, 293878, 332232, 339090, 359918, 378339, 388040, 415290, 440817, 452120, 504452, 539877, 553720, 582060, 587756, 630565, 678180, 719836, 734695, 756678, 830580, 881634, 899795, 1008904, 1079754, 1164120, 1175512, 1232027, 1261130, 1356360, 1439672, 1469390, 1513356, 1661160, 1763268, 1799590, 1891695, 2159508, 2204085, 2464054, 2522260, 2699385, 2938780, 3026712, 3526536, 3599180, 3696081, 3783390, 4319016, 4408170, 4928108, 5044520, 5398770, 5877560, 6160135, 7198360, 7392162, 7566780, 8816340, 9856216, 10797540, 12320270, 14784324, 15133560, 16016351, 17632680, 18480405, 21595080, 24640540, 29568648, 32032702, 36960810, 48049053, 49281080, 64065404, 73921620, 80081755, 96098106, 128130808, 147843240, 160163510, 192196212, 240245265, 320327020, 384392424, 480490530, 640654040, 960981060, 1921962120]

約数ペア:

[(1, 1921962120), (2, 960981060), (3, 640654040), (4, 480490530), (5, 384392424), (6, 320327020), (8, 240245265), (10, 192196212), (12, 160163510), (13, 147843240), (15, 128130808), (20, 96098106), (24, 80081755), (26, 73921620), (30, 64065404), (39, 49281080), (40, 48049053), (52, 36960810), (60, 32032702), (65, 29568648), (78, 24640540), (89, 21595080), (104, 18480405), (109, 17632680), (120, 16016351), (127, 15133560), (130, 14784324), (156, 12320270), (178, 10797540), (195, 9856216), (218, 8816340), (254, 7566780), (260, 7392162), (267, 7198360), (312, 6160135), (327, 5877560), (356, 5398770), (381, 5044520), (390, 4928108), (436, 4408170), (445, 4319016), (508, 3783390), (520, 3696081), (534, 3599180), (545, 3526536), (635, 3026712), (654, 2938780), (712, 2699385), (762, 2522260), (780, 2464054), (872, 2204085), (890, 2159508), (1016, 1891695), (1068, 1799590), (1090, 1763268), (1157, 1661160), (1270, 1513356), (1308, 1469390), (1335, 1439672), (1417, 1356360), (1524, 1261130), (1560, 1232027), (1635, 1175512), (1651, 1164120), (1780, 1079754), (1905, 1008904), (2136, 899795), (2180, 881634), (2314, 830580), (2540, 756678), (2616, 734695), (2670, 719836), (2834, 678180), (3048, 630565), (3270, 587756), (3302, 582060), (3471, 553720), (3560, 539877), (3810, 504452), (4251, 452120), (4360, 440817), (4628, 415290), (4953, 388040), (5080, 378339), (5340, 359918), (5668, 339090), (5785, 332232), (6540, 293878), (6604, 291030), (6942, 276860), (7085, 271272), (7620, 252226), (8255, 232824), (8502, 226060), (9256, 207645), (9701, 198120), (9906, 194020), (10680, 179959), (11303, 170040), (11336, 169545), (11570, 166116), (13080, 146939), (13208, 145515), (13843, 138840), (13884, 138430), (14170, 135636), (15240, 126113), (16510, 116412), (17004, 113030), (17355, 110744), (19402, 99060), (19812, 97010), (21255, 90424), (22606, 85020), (23140, 83058), (24765, 77608), (27686, 69420), (27768, 69215), (28340, 67818), (29103, 66040), (33020, 58206), (33909, 56680), (34008, 56515), (34710, 55372), (38804, 49530), (39624, 48505), (41529, 46280), (42510, 45212)]