263719140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 96

約数和(自身を含む): 753392640

約数和(自身を除く): 489673500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 103, 139, 206, 278, 307, 309, 412, 417, 515, 556, 614, 618, 695, 834, 921, 1030, 1228, 1236, 1390, 1535, 1545, 1668, 1842, 2060, 2085, 2780, 3070, 3090, 3684, 4170, 4605, 6140, 6180, 8340, 9210, 14317, 18420, 28634, 31621, 42673, 42951, 57268, 63242, 71585, 85346, 85902, 94863, 126484, 128019, 143170, 158105, 170692, 171804, 189726, 213365, 214755, 256038, 286340, 316210, 379452, 426730, 429510, 474315, 512076, 632420, 640095, 853460, 859020, 948630, 1280190, 1897260, 2560380, 4395319, 8790638, 13185957, 17581276, 21976595, 26371914, 43953190, 52743828, 65929785, 87906380, 131859570, 263719140]

約数ペア:

[(1, 263719140), (2, 131859570), (3, 87906380), (4, 65929785), (5, 52743828), (6, 43953190), (10, 26371914), (12, 21976595), (15, 17581276), (20, 13185957), (30, 8790638), (60, 4395319), (103, 2560380), (139, 1897260), (206, 1280190), (278, 948630), (307, 859020), (309, 853460), (412, 640095), (417, 632420), (515, 512076), (556, 474315), (614, 429510), (618, 426730), (695, 379452), (834, 316210), (921, 286340), (1030, 256038), (1228, 214755), (1236, 213365), (1390, 189726), (1535, 171804), (1545, 170692), (1668, 158105), (1842, 143170), (2060, 128019), (2085, 126484), (2780, 94863), (3070, 85902), (3090, 85346), (3684, 71585), (4170, 63242), (4605, 57268), (6140, 42951), (6180, 42673), (8340, 31621), (9210, 28634), (14317, 18420)]