82311960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 264150720

約数和(自身を除く): 181838760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 157, 170, 204, 255, 257, 314, 340, 408, 471, 510, 514, 628, 680, 771, 785, 942, 1020, 1028, 1256, 1285, 1542, 1570, 1884, 2040, 2056, 2355, 2570, 2669, 3084, 3140, 3768, 3855, 4369, 4710, 5140, 5338, 6168, 6280, 7710, 8007, 8738, 9420, 10280, 10676, 13107, 13345, 15420, 16014, 17476, 18840, 21352, 21845, 26214, 26690, 30840, 32028, 34952, 40035, 40349, 43690, 52428, 53380, 64056, 65535, 80070, 80698, 87380, 104856, 106760, 121047, 131070, 160140, 161396, 174760, 201745, 242094, 262140, 320280, 322792, 403490, 484188, 524280, 605235, 685933, 806980, 968376, 1210470, 1371866, 1613960, 2057799, 2420940, 2743732, 3429665, 4115598, 4841880, 5487464, 6859330, 8231196, 10288995, 13718660, 16462392, 20577990, 27437320, 41155980, 82311960]

約数ペア:

[(1, 82311960), (2, 41155980), (3, 27437320), (4, 20577990), (5, 16462392), (6, 13718660), (8, 10288995), (10, 8231196), (12, 6859330), (15, 5487464), (17, 4841880), (20, 4115598), (24, 3429665), (30, 2743732), (34, 2420940), (40, 2057799), (51, 1613960), (60, 1371866), (68, 1210470), (85, 968376), (102, 806980), (120, 685933), (136, 605235), (157, 524280), (170, 484188), (204, 403490), (255, 322792), (257, 320280), (314, 262140), (340, 242094), (408, 201745), (471, 174760), (510, 161396), (514, 160140), (628, 131070), (680, 121047), (771, 106760), (785, 104856), (942, 87380), (1020, 80698), (1028, 80070), (1256, 65535), (1285, 64056), (1542, 53380), (1570, 52428), (1884, 43690), (2040, 40349), (2056, 40035), (2355, 34952), (2570, 32028), (2669, 30840), (3084, 26690), (3140, 26214), (3768, 21845), (3855, 21352), (4369, 18840), (4710, 17476), (5140, 16014), (5338, 15420), (6168, 13345), (6280, 13107), (7710, 10676), (8007, 10280), (8738, 9420)]