90071670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 245887488

約数和(自身を除く): 155815818

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 43, 65, 78, 82, 86, 123, 129, 130, 131, 195, 205, 215, 246, 258, 262, 390, 393, 410, 430, 533, 559, 615, 645, 655, 786, 1066, 1118, 1230, 1290, 1310, 1599, 1677, 1703, 1763, 1965, 2665, 2795, 3198, 3354, 3406, 3526, 3930, 5109, 5289, 5330, 5371, 5590, 5633, 7995, 8385, 8515, 8815, 10218, 10578, 10742, 11266, 15990, 16113, 16770, 16899, 17030, 17630, 22919, 25545, 26445, 26855, 28165, 32226, 33798, 45838, 51090, 52890, 53710, 56330, 68757, 69823, 73229, 80565, 84495, 114595, 137514, 139646, 146458, 161130, 168990, 209469, 219687, 229190, 230953, 343785, 349115, 366145, 418938, 439374, 461906, 687570, 692859, 698230, 732290, 1047345, 1098435, 1154765, 1385718, 2094690, 2196870, 2309530, 3002389, 3464295, 6004778, 6928590, 9007167, 15011945, 18014334, 30023890, 45035835, 90071670]

約数ペア:

[(1, 90071670), (2, 45035835), (3, 30023890), (5, 18014334), (6, 15011945), (10, 9007167), (13, 6928590), (15, 6004778), (26, 3464295), (30, 3002389), (39, 2309530), (41, 2196870), (43, 2094690), (65, 1385718), (78, 1154765), (82, 1098435), (86, 1047345), (123, 732290), (129, 698230), (130, 692859), (131, 687570), (195, 461906), (205, 439374), (215, 418938), (246, 366145), (258, 349115), (262, 343785), (390, 230953), (393, 229190), (410, 219687), (430, 209469), (533, 168990), (559, 161130), (615, 146458), (645, 139646), (655, 137514), (786, 114595), (1066, 84495), (1118, 80565), (1230, 73229), (1290, 69823), (1310, 68757), (1599, 56330), (1677, 53710), (1703, 52890), (1763, 51090), (1965, 45838), (2665, 33798), (2795, 32226), (3198, 28165), (3354, 26855), (3406, 26445), (3526, 25545), (3930, 22919), (5109, 17630), (5289, 17030), (5330, 16899), (5371, 16770), (5590, 16113), (5633, 15990), (7995, 11266), (8385, 10742), (8515, 10578), (8815, 10218)]