290993280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4889}}^1$

素因数の和:4942

約数の個数: 128

約数和(自身を含む): 957657600

約数和(自身を除く): 666664320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4889, 4960, 5952, 7440, 9778, 9920, 11904, 14667, 14880, 19556, 19840, 24445, 29334, 29760, 39112, 48890, 58668, 59520, 73335, 78224, 97780, 117336, 146670, 151559, 156448, 195560, 234672, 293340, 303118, 312896, 391120, 454677, 469344, 586680, 606236, 625792, 757795, 782240, 909354, 938688, 1173360, 1212472, 1515590, 1564480, 1818708, 1877376, 2273385, 2346720, 2424944, 3031180, 3128960, 3637416, 4546770, 4693440, 4849888, 6062360, 7274832, 9093540, 9386880, 9699776, 12124720, 14549664, 18187080, 19399552, 24249440, 29099328, 36374160, 48498880, 58198656, 72748320, 96997760, 145496640, 290993280]

約数ペア:

[(1, 290993280), (2, 145496640), (3, 96997760), (4, 72748320), (5, 58198656), (6, 48498880), (8, 36374160), (10, 29099328), (12, 24249440), (15, 19399552), (16, 18187080), (20, 14549664), (24, 12124720), (30, 9699776), (31, 9386880), (32, 9093540), (40, 7274832), (48, 6062360), (60, 4849888), (62, 4693440), (64, 4546770), (80, 3637416), (93, 3128960), (96, 3031180), (120, 2424944), (124, 2346720), (128, 2273385), (155, 1877376), (160, 1818708), (186, 1564480), (192, 1515590), (240, 1212472), (248, 1173360), (310, 938688), (320, 909354), (372, 782240), (384, 757795), (465, 625792), (480, 606236), (496, 586680), (620, 469344), (640, 454677), (744, 391120), (930, 312896), (960, 303118), (992, 293340), (1240, 234672), (1488, 195560), (1860, 156448), (1920, 151559), (1984, 146670), (2480, 117336), (2976, 97780), (3720, 78224), (3968, 73335), (4889, 59520), (4960, 58668), (5952, 48890), (7440, 39112), (9778, 29760), (9920, 29334), (11904, 24445), (14667, 19840), (14880, 19556)]