389593620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{503}}^1$

素因数の和:862

約数の個数: 144

約数和(自身を含む): 1279055232

約数和(自身を除く): 889461612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 331, 390, 468, 503, 585, 662, 780, 993, 1006, 1170, 1324, 1509, 1655, 1986, 2012, 2340, 2515, 2979, 3018, 3310, 3972, 4303, 4527, 4965, 5030, 5958, 6036, 6539, 6620, 7545, 8606, 9054, 9930, 10060, 11916, 12909, 13078, 14895, 15090, 17212, 18108, 19617, 19860, 21515, 22635, 25818, 26156, 29790, 30180, 32695, 38727, 39234, 43030, 45270, 51636, 58851, 59580, 64545, 65390, 77454, 78468, 86060, 90540, 98085, 117702, 129090, 130780, 154908, 166493, 193635, 196170, 235404, 258180, 294255, 332986, 387270, 392340, 499479, 588510, 665972, 774540, 832465, 998958, 1177020, 1498437, 1664930, 1997916, 2164409, 2497395, 2996874, 3329860, 4328818, 4994790, 5993748, 6493227, 7492185, 8657636, 9989580, 10822045, 12986454, 14984370, 19479681, 21644090, 25972908, 29968740, 32466135, 38959362, 43288180, 64932270, 77918724, 97398405, 129864540, 194796810, 389593620]

約数ペア:

[(1, 389593620), (2, 194796810), (3, 129864540), (4, 97398405), (5, 77918724), (6, 64932270), (9, 43288180), (10, 38959362), (12, 32466135), (13, 29968740), (15, 25972908), (18, 21644090), (20, 19479681), (26, 14984370), (30, 12986454), (36, 10822045), (39, 9989580), (45, 8657636), (52, 7492185), (60, 6493227), (65, 5993748), (78, 4994790), (90, 4328818), (117, 3329860), (130, 2996874), (156, 2497395), (180, 2164409), (195, 1997916), (234, 1664930), (260, 1498437), (331, 1177020), (390, 998958), (468, 832465), (503, 774540), (585, 665972), (662, 588510), (780, 499479), (993, 392340), (1006, 387270), (1170, 332986), (1324, 294255), (1509, 258180), (1655, 235404), (1986, 196170), (2012, 193635), (2340, 166493), (2515, 154908), (2979, 130780), (3018, 129090), (3310, 117702), (3972, 98085), (4303, 90540), (4527, 86060), (4965, 78468), (5030, 77454), (5958, 65390), (6036, 64545), (6539, 59580), (6620, 58851), (7545, 51636), (8606, 45270), (9054, 43030), (9930, 39234), (10060, 38727), (11916, 32695), (12909, 30180), (13078, 29790), (14895, 26156), (15090, 25818), (17212, 22635), (18108, 21515), (19617, 19860)]