71430528

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:420

約数の個数: 128

約数和(自身を含む): 209916000

約数和(自身を除く): 138485472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 41, 48, 52, 64, 78, 82, 96, 104, 123, 128, 156, 164, 192, 208, 246, 312, 328, 349, 384, 416, 492, 533, 624, 656, 698, 832, 984, 1047, 1066, 1248, 1312, 1396, 1599, 1664, 1968, 2094, 2132, 2496, 2624, 2792, 3198, 3936, 4188, 4264, 4537, 4992, 5248, 5584, 6396, 7872, 8376, 8528, 9074, 11168, 12792, 13611, 14309, 15744, 16752, 17056, 18148, 22336, 25584, 27222, 28618, 33504, 34112, 36296, 42927, 44672, 51168, 54444, 57236, 67008, 68224, 72592, 85854, 102336, 108888, 114472, 134016, 145184, 171708, 186017, 204672, 217776, 228944, 290368, 343416, 372034, 435552, 457888, 558051, 580736, 686832, 744068, 871104, 915776, 1116102, 1373664, 1488136, 1742208, 1831552, 2232204, 2747328, 2976272, 4464408, 5494656, 5952544, 8928816, 11905088, 17857632, 23810176, 35715264, 71430528]

約数ペア:

[(1, 71430528), (2, 35715264), (3, 23810176), (4, 17857632), (6, 11905088), (8, 8928816), (12, 5952544), (13, 5494656), (16, 4464408), (24, 2976272), (26, 2747328), (32, 2232204), (39, 1831552), (41, 1742208), (48, 1488136), (52, 1373664), (64, 1116102), (78, 915776), (82, 871104), (96, 744068), (104, 686832), (123, 580736), (128, 558051), (156, 457888), (164, 435552), (192, 372034), (208, 343416), (246, 290368), (312, 228944), (328, 217776), (349, 204672), (384, 186017), (416, 171708), (492, 145184), (533, 134016), (624, 114472), (656, 108888), (698, 102336), (832, 85854), (984, 72592), (1047, 68224), (1066, 67008), (1248, 57236), (1312, 54444), (1396, 51168), (1599, 44672), (1664, 42927), (1968, 36296), (2094, 34112), (2132, 33504), (2496, 28618), (2624, 27222), (2792, 25584), (3198, 22336), (3936, 18148), (4188, 17056), (4264, 16752), (4537, 15744), (4992, 14309), (5248, 13611), (5584, 12792), (6396, 11168), (7872, 9074), (8376, 8528)]