181414480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:405

約数の個数: 160

約数和(自身を含む): 497968128

約数和(自身を除く): 316553648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 80, 85, 104, 124, 130, 136, 155, 170, 208, 221, 248, 260, 272, 310, 331, 340, 403, 442, 496, 520, 527, 620, 662, 680, 806, 884, 1040, 1054, 1105, 1240, 1324, 1360, 1612, 1655, 1768, 2015, 2108, 2210, 2480, 2635, 2648, 3224, 3310, 3536, 4030, 4216, 4303, 4420, 5270, 5296, 5627, 6448, 6620, 6851, 8060, 8432, 8606, 8840, 10261, 10540, 11254, 13240, 13702, 16120, 17212, 17680, 20522, 21080, 21515, 22508, 26480, 27404, 28135, 32240, 34255, 34424, 41044, 42160, 43030, 45016, 51305, 54808, 56270, 68510, 68848, 73151, 82088, 86060, 90032, 102610, 109616, 112540, 133393, 137020, 146302, 164176, 172120, 174437, 205220, 225080, 266786, 274040, 292604, 344240, 348874, 365755, 410440, 450160, 533572, 548080, 585208, 666965, 697748, 731510, 820880, 872185, 1067144, 1170416, 1333930, 1395496, 1463020, 1744370, 2134288, 2267681, 2667860, 2790992, 2926040, 3488740, 4535362, 5335720, 5852080, 6977480, 9070724, 10671440, 11338405, 13954960, 18141448, 22676810, 36282896, 45353620, 90707240, 181414480]

約数ペア:

[(1, 181414480), (2, 90707240), (4, 45353620), (5, 36282896), (8, 22676810), (10, 18141448), (13, 13954960), (16, 11338405), (17, 10671440), (20, 9070724), (26, 6977480), (31, 5852080), (34, 5335720), (40, 4535362), (52, 3488740), (62, 2926040), (65, 2790992), (68, 2667860), (80, 2267681), (85, 2134288), (104, 1744370), (124, 1463020), (130, 1395496), (136, 1333930), (155, 1170416), (170, 1067144), (208, 872185), (221, 820880), (248, 731510), (260, 697748), (272, 666965), (310, 585208), (331, 548080), (340, 533572), (403, 450160), (442, 410440), (496, 365755), (520, 348874), (527, 344240), (620, 292604), (662, 274040), (680, 266786), (806, 225080), (884, 205220), (1040, 174437), (1054, 172120), (1105, 164176), (1240, 146302), (1324, 137020), (1360, 133393), (1612, 112540), (1655, 109616), (1768, 102610), (2015, 90032), (2108, 86060), (2210, 82088), (2480, 73151), (2635, 68848), (2648, 68510), (3224, 56270), (3310, 54808), (3536, 51305), (4030, 45016), (4216, 43030), (4303, 42160), (4420, 41044), (5270, 34424), (5296, 34255), (5627, 32240), (6448, 28135), (6620, 27404), (6851, 26480), (8060, 22508), (8432, 21515), (8606, 21080), (8840, 20522), (10261, 17680), (10540, 17212), (11254, 16120), (13240, 13702)]