1389898440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{61283}}^1$

素因数の和:61313

約数の個数: 160

約数和(自身を含む): 5339062080

約数和(自身を除く): 3949163640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11340, 22680, 61283, 122566, 183849, 245132, 306415, 367698, 428981, 490264, 551547, 612830, 735396, 857962, 919245, 1103094, 1225660, 1286943, 1470792, 1654641, 1715924, 1838490, 2144905, 2206188, 2451320, 2573886, 2757735, 3309282, 3431848, 3676980, 3860829, 4289810, 4412376, 4963923, 5147772, 5515470, 6434715, 6618564, 7353960, 7721658, 8273205, 8579620, 9927846, 10295544, 11030940, 11582487, 12869430, 13237128, 15443316, 16546410, 17159240, 19304145, 19855692, 22061880, 23164974, 24819615, 25738860, 30886632, 33092820, 34747461, 38608290, 39711384, 46329948, 49639230, 51477720, 57912435, 66185640, 69494922, 77216580, 92659896, 99278460, 115824870, 138989844, 154433160, 173737305, 198556920, 231649740, 277979688, 347474610, 463299480, 694949220, 1389898440]

約数ペア:

[(1, 1389898440), (2, 694949220), (3, 463299480), (4, 347474610), (5, 277979688), (6, 231649740), (7, 198556920), (8, 173737305), (9, 154433160), (10, 138989844), (12, 115824870), (14, 99278460), (15, 92659896), (18, 77216580), (20, 69494922), (21, 66185640), (24, 57912435), (27, 51477720), (28, 49639230), (30, 46329948), (35, 39711384), (36, 38608290), (40, 34747461), (42, 33092820), (45, 30886632), (54, 25738860), (56, 24819615), (60, 23164974), (63, 22061880), (70, 19855692), (72, 19304145), (81, 17159240), (84, 16546410), (90, 15443316), (105, 13237128), (108, 12869430), (120, 11582487), (126, 11030940), (135, 10295544), (140, 9927846), (162, 8579620), (168, 8273205), (180, 7721658), (189, 7353960), (210, 6618564), (216, 6434715), (252, 5515470), (270, 5147772), (280, 4963923), (315, 4412376), (324, 4289810), (360, 3860829), (378, 3676980), (405, 3431848), (420, 3309282), (504, 2757735), (540, 2573886), (567, 2451320), (630, 2206188), (648, 2144905), (756, 1838490), (810, 1715924), (840, 1654641), (945, 1470792), (1080, 1286943), (1134, 1225660), (1260, 1103094), (1512, 919245), (1620, 857962), (1890, 735396), (2268, 612830), (2520, 551547), (2835, 490264), (3240, 428981), (3780, 367698), (4536, 306415), (5670, 245132), (7560, 183849), (11340, 122566), (22680, 61283)]