1231511330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:340

約数の個数: 96

約数和(自身を含む): 2654975232

約数和(自身を除く): 1423463902

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 71, 74, 142, 181, 185, 259, 355, 362, 370, 497, 518, 710, 905, 994, 1267, 1295, 1369, 1810, 2485, 2534, 2590, 2627, 2738, 4970, 5254, 6335, 6697, 6845, 9583, 12670, 12851, 13135, 13394, 13690, 18389, 19166, 25702, 26270, 33485, 36778, 46879, 47915, 64255, 66970, 89957, 91945, 93758, 95830, 97199, 128510, 179914, 183890, 194398, 234395, 247789, 449785, 468790, 475487, 485995, 495578, 680393, 899570, 950974, 971990, 1238945, 1360786, 1734523, 2377435, 2477890, 3328409, 3401965, 3469046, 4754870, 6656818, 6803930, 8672615, 16642045, 17345230, 17593019, 33284090, 35186038, 87965095, 123151133, 175930190, 246302266, 615755665, 1231511330]

約数ペア:

[(1, 1231511330), (2, 615755665), (5, 246302266), (7, 175930190), (10, 123151133), (14, 87965095), (35, 35186038), (37, 33284090), (70, 17593019), (71, 17345230), (74, 16642045), (142, 8672615), (181, 6803930), (185, 6656818), (259, 4754870), (355, 3469046), (362, 3401965), (370, 3328409), (497, 2477890), (518, 2377435), (710, 1734523), (905, 1360786), (994, 1238945), (1267, 971990), (1295, 950974), (1369, 899570), (1810, 680393), (2485, 495578), (2534, 485995), (2590, 475487), (2627, 468790), (2738, 449785), (4970, 247789), (5254, 234395), (6335, 194398), (6697, 183890), (6845, 179914), (9583, 128510), (12670, 97199), (12851, 95830), (13135, 93758), (13394, 91945), (13690, 89957), (18389, 66970), (19166, 64255), (25702, 47915), (26270, 46879), (33485, 36778)]