90908616

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 253440000

約数和(自身を除く): 162531384

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 59, 62, 76, 93, 109, 114, 118, 124, 152, 177, 186, 218, 228, 236, 248, 327, 354, 372, 436, 456, 472, 589, 654, 708, 744, 872, 1121, 1178, 1308, 1416, 1767, 1829, 2071, 2242, 2356, 2616, 3363, 3379, 3534, 3658, 4142, 4484, 4712, 5487, 6213, 6431, 6726, 6758, 7068, 7316, 8284, 8968, 10137, 10974, 12426, 12862, 13452, 13516, 14136, 14632, 16568, 19293, 20274, 21948, 24852, 25724, 26904, 27032, 34751, 38586, 40548, 43896, 49704, 51448, 64201, 69502, 77172, 81096, 104253, 122189, 128402, 139004, 154344, 192603, 199361, 208506, 244378, 256804, 278008, 366567, 385206, 398722, 417012, 488756, 513608, 598083, 733134, 770412, 797444, 834024, 977512, 1196166, 1466268, 1540824, 1594888, 2392332, 2932536, 3787859, 4784664, 7575718, 11363577, 15151436, 22727154, 30302872, 45454308, 90908616]

約数ペア:

[(1, 90908616), (2, 45454308), (3, 30302872), (4, 22727154), (6, 15151436), (8, 11363577), (12, 7575718), (19, 4784664), (24, 3787859), (31, 2932536), (38, 2392332), (57, 1594888), (59, 1540824), (62, 1466268), (76, 1196166), (93, 977512), (109, 834024), (114, 797444), (118, 770412), (124, 733134), (152, 598083), (177, 513608), (186, 488756), (218, 417012), (228, 398722), (236, 385206), (248, 366567), (327, 278008), (354, 256804), (372, 244378), (436, 208506), (456, 199361), (472, 192603), (589, 154344), (654, 139004), (708, 128402), (744, 122189), (872, 104253), (1121, 81096), (1178, 77172), (1308, 69502), (1416, 64201), (1767, 51448), (1829, 49704), (2071, 43896), (2242, 40548), (2356, 38586), (2616, 34751), (3363, 27032), (3379, 26904), (3534, 25724), (3658, 24852), (4142, 21948), (4484, 20274), (4712, 19293), (5487, 16568), (6213, 14632), (6431, 14136), (6726, 13516), (6758, 13452), (7068, 12862), (7316, 12426), (8284, 10974), (8968, 10137)]