1330782440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{3203}}^1$

素因数の和:3291

約数の個数: 128

約数和(自身を含む): 3488002560

約数和(自身を除く): 2157220120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 47, 52, 65, 68, 85, 94, 104, 130, 136, 170, 188, 221, 235, 260, 340, 376, 442, 470, 520, 611, 680, 799, 884, 940, 1105, 1222, 1598, 1768, 1880, 2210, 2444, 3055, 3196, 3203, 3995, 4420, 4888, 6110, 6392, 6406, 7990, 8840, 10387, 12220, 12812, 15980, 16015, 20774, 24440, 25624, 31960, 32030, 41548, 41639, 51935, 54451, 64060, 83096, 83278, 103870, 108902, 128120, 150541, 166556, 207740, 208195, 217804, 272255, 301082, 333112, 415480, 416390, 435608, 544510, 602164, 707863, 752705, 832780, 1089020, 1204328, 1415726, 1505410, 1665560, 1957033, 2178040, 2559197, 2831452, 3010820, 3539315, 3914066, 5118394, 5662904, 6021640, 7078630, 7828132, 9785165, 10236788, 12795985, 14157260, 15656264, 19570330, 20473576, 25591970, 28314520, 33269561, 39140660, 51183940, 66539122, 78281320, 102367880, 133078244, 166347805, 266156488, 332695610, 665391220, 1330782440]

約数ペア:

[(1, 1330782440), (2, 665391220), (4, 332695610), (5, 266156488), (8, 166347805), (10, 133078244), (13, 102367880), (17, 78281320), (20, 66539122), (26, 51183940), (34, 39140660), (40, 33269561), (47, 28314520), (52, 25591970), (65, 20473576), (68, 19570330), (85, 15656264), (94, 14157260), (104, 12795985), (130, 10236788), (136, 9785165), (170, 7828132), (188, 7078630), (221, 6021640), (235, 5662904), (260, 5118394), (340, 3914066), (376, 3539315), (442, 3010820), (470, 2831452), (520, 2559197), (611, 2178040), (680, 1957033), (799, 1665560), (884, 1505410), (940, 1415726), (1105, 1204328), (1222, 1089020), (1598, 832780), (1768, 752705), (1880, 707863), (2210, 602164), (2444, 544510), (3055, 435608), (3196, 416390), (3203, 415480), (3995, 333112), (4420, 301082), (4888, 272255), (6110, 217804), (6392, 208195), (6406, 207740), (7990, 166556), (8840, 150541), (10387, 128120), (12220, 108902), (12812, 103870), (15980, 83278), (16015, 83096), (20774, 64060), (24440, 54451), (25624, 51935), (31960, 41639), (32030, 41548)]