65659860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2$

素因数の和:135

約数の個数: 216

約数和(自身を含む): 240834048

約数和(自身を除く): 175174188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 41, 42, 45, 60, 62, 63, 70, 82, 84, 90, 93, 105, 123, 124, 126, 140, 155, 164, 180, 186, 205, 210, 217, 246, 252, 279, 287, 310, 315, 369, 372, 410, 420, 434, 465, 492, 558, 574, 615, 620, 630, 651, 738, 820, 861, 868, 930, 1085, 1116, 1148, 1230, 1260, 1271, 1302, 1395, 1435, 1476, 1681, 1722, 1845, 1860, 1953, 2170, 2460, 2542, 2583, 2604, 2790, 2870, 3255, 3362, 3444, 3690, 3813, 3906, 4305, 4340, 5043, 5084, 5166, 5580, 5740, 6355, 6510, 6724, 7380, 7626, 7812, 8405, 8610, 8897, 9765, 10086, 10332, 11439, 11767, 12710, 12915, 13020, 15129, 15252, 16810, 17220, 17794, 19065, 19530, 20172, 22878, 23534, 25215, 25420, 25830, 26691, 30258, 33620, 35301, 35588, 38130, 39060, 44485, 45756, 47068, 50430, 51660, 52111, 53382, 57195, 58835, 60516, 70602, 75645, 76260, 80073, 88970, 100860, 104222, 105903, 106764, 114390, 117670, 133455, 141204, 151290, 156333, 160146, 176505, 177940, 208444, 211806, 228780, 235340, 260555, 266910, 302580, 312666, 320292, 353010, 364777, 400365, 423612, 468999, 521110, 529515, 533820, 625332, 706020, 729554, 781665, 800730, 937998, 1042220, 1059030, 1094331, 1459108, 1563330, 1601460, 1823885, 1875996, 2118060, 2188662, 2344995, 3126660, 3282993, 3647770, 4377324, 4689990, 5471655, 6565986, 7295540, 9379980, 10943310, 13131972, 16414965, 21886620, 32829930, 65659860]

約数ペア:

[(1, 65659860), (2, 32829930), (3, 21886620), (4, 16414965), (5, 13131972), (6, 10943310), (7, 9379980), (9, 7295540), (10, 6565986), (12, 5471655), (14, 4689990), (15, 4377324), (18, 3647770), (20, 3282993), (21, 3126660), (28, 2344995), (30, 2188662), (31, 2118060), (35, 1875996), (36, 1823885), (41, 1601460), (42, 1563330), (45, 1459108), (60, 1094331), (62, 1059030), (63, 1042220), (70, 937998), (82, 800730), (84, 781665), (90, 729554), (93, 706020), (105, 625332), (123, 533820), (124, 529515), (126, 521110), (140, 468999), (155, 423612), (164, 400365), (180, 364777), (186, 353010), (205, 320292), (210, 312666), (217, 302580), (246, 266910), (252, 260555), (279, 235340), (287, 228780), (310, 211806), (315, 208444), (369, 177940), (372, 176505), (410, 160146), (420, 156333), (434, 151290), (465, 141204), (492, 133455), (558, 117670), (574, 114390), (615, 106764), (620, 105903), (630, 104222), (651, 100860), (738, 88970), (820, 80073), (861, 76260), (868, 75645), (930, 70602), (1085, 60516), (1116, 58835), (1148, 57195), (1230, 53382), (1260, 52111), (1271, 51660), (1302, 50430), (1395, 47068), (1435, 45756), (1476, 44485), (1681, 39060), (1722, 38130), (1845, 35588), (1860, 35301), (1953, 33620), (2170, 30258), (2460, 26691), (2542, 25830), (2583, 25420), (2604, 25215), (2790, 23534), (2870, 22878), (3255, 20172), (3362, 19530), (3444, 19065), (3690, 17794), (3813, 17220), (3906, 16810), (4305, 15252), (4340, 15129), (5043, 13020), (5084, 12915), (5166, 12710), (5580, 11767), (5740, 11439), (6355, 10332), (6510, 10086), (6724, 9765), (7380, 8897), (7626, 8610), (7812, 8405)]