817120320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27457}}^1$

素因数の和:27508

約数の個数: 112

約数和(自身を含む): 2678143488

約数和(自身を除く): 1861023168

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, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 7440, 9920, 14880, 27457, 29760, 54914, 82371, 109828, 137285, 164742, 219656, 274570, 329484, 411855, 439312, 549140, 658968, 823710, 851167, 878624, 1098280, 1317936, 1647420, 1702334, 1757248, 2196560, 2553501, 2635872, 3294840, 3404668, 4255835, 4393120, 5107002, 5271744, 6589680, 6809336, 8511670, 8786240, 10214004, 12767505, 13179360, 13618672, 17023340, 20428008, 25535010, 26358720, 27237344, 34046680, 40856016, 51070020, 54474688, 68093360, 81712032, 102140040, 136186720, 163424064, 204280080, 272373440, 408560160, 817120320]

約数ペア:

[(1, 817120320), (2, 408560160), (3, 272373440), (4, 204280080), (5, 163424064), (6, 136186720), (8, 102140040), (10, 81712032), (12, 68093360), (15, 54474688), (16, 51070020), (20, 40856016), (24, 34046680), (30, 27237344), (31, 26358720), (32, 25535010), (40, 20428008), (48, 17023340), (60, 13618672), (62, 13179360), (64, 12767505), (80, 10214004), (93, 8786240), (96, 8511670), (120, 6809336), (124, 6589680), (155, 5271744), (160, 5107002), (186, 4393120), (192, 4255835), (240, 3404668), (248, 3294840), (310, 2635872), (320, 2553501), (372, 2196560), (465, 1757248), (480, 1702334), (496, 1647420), (620, 1317936), (744, 1098280), (930, 878624), (960, 851167), (992, 823710), (1240, 658968), (1488, 549140), (1860, 439312), (1984, 411855), (2480, 329484), (2976, 274570), (3720, 219656), (4960, 164742), (5952, 137285), (7440, 109828), (9920, 82371), (14880, 54914), (27457, 29760)]