78368220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^2$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 285990432

約数和(自身を除く): 207622212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 41, 42, 45, 60, 63, 70, 74, 82, 84, 90, 105, 111, 123, 126, 140, 148, 164, 180, 185, 205, 210, 222, 246, 252, 259, 287, 315, 333, 369, 370, 410, 420, 444, 492, 518, 555, 574, 615, 630, 666, 738, 740, 777, 820, 861, 1036, 1110, 1148, 1230, 1260, 1295, 1332, 1435, 1476, 1517, 1554, 1665, 1681, 1722, 1845, 2220, 2331, 2460, 2583, 2590, 2870, 3034, 3108, 3330, 3362, 3444, 3690, 3885, 4305, 4551, 4662, 5043, 5166, 5180, 5740, 6068, 6660, 6724, 7380, 7585, 7770, 8405, 8610, 9102, 9324, 10086, 10332, 10619, 11655, 11767, 12915, 13653, 15129, 15170, 15540, 16810, 17220, 18204, 20172, 21238, 22755, 23310, 23534, 25215, 25830, 27306, 30258, 30340, 31857, 33620, 35301, 42476, 45510, 46620, 47068, 50430, 51660, 53095, 54612, 58835, 60516, 62197, 63714, 68265, 70602, 75645, 91020, 95571, 100860, 105903, 106190, 117670, 124394, 127428, 136530, 141204, 151290, 159285, 176505, 186591, 191142, 211806, 212380, 235340, 248788, 273060, 302580, 310985, 318570, 353010, 373182, 382284, 423612, 435379, 477855, 529515, 559773, 621970, 637140, 706020, 746364, 870758, 932955, 955710, 1059030, 1119546, 1243940, 1306137, 1741516, 1865910, 1911420, 2118060, 2176895, 2239092, 2612274, 2798865, 3731820, 3918411, 4353790, 5224548, 5597730, 6530685, 7836822, 8707580, 11195460, 13061370, 15673644, 19592055, 26122740, 39184110, 78368220]

約数ペア:

[(1, 78368220), (2, 39184110), (3, 26122740), (4, 19592055), (5, 15673644), (6, 13061370), (7, 11195460), (9, 8707580), (10, 7836822), (12, 6530685), (14, 5597730), (15, 5224548), (18, 4353790), (20, 3918411), (21, 3731820), (28, 2798865), (30, 2612274), (35, 2239092), (36, 2176895), (37, 2118060), (41, 1911420), (42, 1865910), (45, 1741516), (60, 1306137), (63, 1243940), (70, 1119546), (74, 1059030), (82, 955710), (84, 932955), (90, 870758), (105, 746364), (111, 706020), (123, 637140), (126, 621970), (140, 559773), (148, 529515), (164, 477855), (180, 435379), (185, 423612), (205, 382284), (210, 373182), (222, 353010), (246, 318570), (252, 310985), (259, 302580), (287, 273060), (315, 248788), (333, 235340), (369, 212380), (370, 211806), (410, 191142), (420, 186591), (444, 176505), (492, 159285), (518, 151290), (555, 141204), (574, 136530), (615, 127428), (630, 124394), (666, 117670), (738, 106190), (740, 105903), (777, 100860), (820, 95571), (861, 91020), (1036, 75645), (1110, 70602), (1148, 68265), (1230, 63714), (1260, 62197), (1295, 60516), (1332, 58835), (1435, 54612), (1476, 53095), (1517, 51660), (1554, 50430), (1665, 47068), (1681, 46620), (1722, 45510), (1845, 42476), (2220, 35301), (2331, 33620), (2460, 31857), (2583, 30340), (2590, 30258), (2870, 27306), (3034, 25830), (3108, 25215), (3330, 23534), (3362, 23310), (3444, 22755), (3690, 21238), (3885, 20172), (4305, 18204), (4551, 17220), (4662, 16810), (5043, 15540), (5166, 15170), (5180, 15129), (5740, 13653), (6068, 12915), (6660, 11767), (6724, 11655), (7380, 10619), (7585, 10332), (7770, 10086), (8405, 9324), (8610, 9102)]