313789060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 779175936

約数和(自身を除く): 465386876

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 43, 52, 65, 68, 85, 86, 127, 130, 169, 170, 172, 215, 221, 254, 260, 338, 340, 430, 442, 508, 559, 635, 676, 731, 845, 860, 884, 1105, 1118, 1270, 1462, 1651, 1690, 2159, 2210, 2236, 2540, 2795, 2873, 2924, 3302, 3380, 3655, 4318, 4420, 5461, 5590, 5746, 6604, 7267, 7310, 8255, 8636, 9503, 10795, 10922, 11180, 11492, 14365, 14534, 14620, 16510, 19006, 21463, 21590, 21844, 27305, 28067, 28730, 29068, 33020, 36335, 38012, 42926, 43180, 47515, 54610, 56134, 57460, 70993, 72670, 85852, 92837, 95030, 107315, 109220, 112268, 123539, 140335, 141986, 145340, 185674, 190060, 214630, 247078, 280670, 283972, 354965, 364871, 371348, 429260, 464185, 494156, 561340, 617695, 709930, 729742, 922909, 928370, 1206881, 1235390, 1419860, 1459484, 1824355, 1845818, 1856740, 2413762, 2470780, 3648710, 3691636, 4614545, 4827524, 6034405, 7297420, 9229090, 12068810, 15689453, 18458180, 24137620, 31378906, 62757812, 78447265, 156894530, 313789060]

約数ペア:

[(1, 313789060), (2, 156894530), (4, 78447265), (5, 62757812), (10, 31378906), (13, 24137620), (17, 18458180), (20, 15689453), (26, 12068810), (34, 9229090), (43, 7297420), (52, 6034405), (65, 4827524), (68, 4614545), (85, 3691636), (86, 3648710), (127, 2470780), (130, 2413762), (169, 1856740), (170, 1845818), (172, 1824355), (215, 1459484), (221, 1419860), (254, 1235390), (260, 1206881), (338, 928370), (340, 922909), (430, 729742), (442, 709930), (508, 617695), (559, 561340), (635, 494156), (676, 464185), (731, 429260), (845, 371348), (860, 364871), (884, 354965), (1105, 283972), (1118, 280670), (1270, 247078), (1462, 214630), (1651, 190060), (1690, 185674), (2159, 145340), (2210, 141986), (2236, 140335), (2540, 123539), (2795, 112268), (2873, 109220), (2924, 107315), (3302, 95030), (3380, 92837), (3655, 85852), (4318, 72670), (4420, 70993), (5461, 57460), (5590, 56134), (5746, 54610), (6604, 47515), (7267, 43180), (7310, 42926), (8255, 38012), (8636, 36335), (9503, 33020), (10795, 29068), (10922, 28730), (11180, 28067), (11492, 27305), (14365, 21844), (14534, 21590), (14620, 21463), (16510, 19006)]