81453060

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1$

素因数の和:355

約数の個数: 192

約数和(自身を含む): 280546560

約数和(自身を除く): 199093500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 41, 45, 52, 54, 60, 65, 78, 82, 90, 108, 117, 123, 130, 135, 156, 164, 180, 195, 205, 234, 246, 260, 270, 283, 351, 369, 390, 410, 468, 492, 533, 540, 566, 585, 615, 702, 738, 780, 820, 849, 1066, 1107, 1132, 1170, 1230, 1404, 1415, 1476, 1599, 1698, 1755, 1845, 2132, 2214, 2340, 2460, 2547, 2665, 2830, 3198, 3396, 3510, 3679, 3690, 4245, 4428, 4797, 5094, 5330, 5535, 5660, 6396, 7020, 7358, 7380, 7641, 7995, 8490, 9594, 10188, 10660, 11037, 11070, 11603, 12735, 14391, 14716, 15282, 15990, 16980, 18395, 19188, 22074, 22140, 23206, 23985, 25470, 28782, 30564, 31980, 33111, 34809, 36790, 38205, 44148, 46412, 47970, 50940, 55185, 57564, 58015, 66222, 69618, 71955, 73580, 76410, 95940, 99333, 104427, 110370, 116030, 132444, 139236, 143910, 150839, 152820, 165555, 174045, 198666, 208854, 220740, 232060, 287820, 301678, 313281, 331110, 348090, 397332, 417708, 452517, 496665, 522135, 603356, 626562, 662220, 696180, 754195, 905034, 993330, 1044270, 1253124, 1357551, 1508390, 1566405, 1810068, 1986660, 2088540, 2262585, 2715102, 3016780, 3132810, 4072653, 4525170, 5430204, 6265620, 6787755, 8145306, 9050340, 13575510, 16290612, 20363265, 27151020, 40726530, 81453060]

約数ペア:

[(1, 81453060), (2, 40726530), (3, 27151020), (4, 20363265), (5, 16290612), (6, 13575510), (9, 9050340), (10, 8145306), (12, 6787755), (13, 6265620), (15, 5430204), (18, 4525170), (20, 4072653), (26, 3132810), (27, 3016780), (30, 2715102), (36, 2262585), (39, 2088540), (41, 1986660), (45, 1810068), (52, 1566405), (54, 1508390), (60, 1357551), (65, 1253124), (78, 1044270), (82, 993330), (90, 905034), (108, 754195), (117, 696180), (123, 662220), (130, 626562), (135, 603356), (156, 522135), (164, 496665), (180, 452517), (195, 417708), (205, 397332), (234, 348090), (246, 331110), (260, 313281), (270, 301678), (283, 287820), (351, 232060), (369, 220740), (390, 208854), (410, 198666), (468, 174045), (492, 165555), (533, 152820), (540, 150839), (566, 143910), (585, 139236), (615, 132444), (702, 116030), (738, 110370), (780, 104427), (820, 99333), (849, 95940), (1066, 76410), (1107, 73580), (1132, 71955), (1170, 69618), (1230, 66222), (1404, 58015), (1415, 57564), (1476, 55185), (1599, 50940), (1698, 47970), (1755, 46412), (1845, 44148), (2132, 38205), (2214, 36790), (2340, 34809), (2460, 33111), (2547, 31980), (2665, 30564), (2830, 28782), (3198, 25470), (3396, 23985), (3510, 23206), (3679, 22140), (3690, 22074), (4245, 19188), (4428, 18395), (4797, 16980), (5094, 15990), (5330, 15282), (5535, 14716), (5660, 14391), (6396, 12735), (7020, 11603), (7358, 11070), (7380, 11037), (7641, 10660), (7995, 10188), (8490, 9594)]