64844820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 211821120

約数和(自身を除く): 146976300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 227, 230, 270, 276, 345, 414, 454, 460, 529, 540, 621, 681, 690, 828, 908, 1035, 1058, 1135, 1242, 1362, 1380, 1587, 2043, 2070, 2116, 2270, 2484, 2645, 2724, 3105, 3174, 3405, 4086, 4140, 4540, 4761, 5221, 5290, 6129, 6210, 6348, 6810, 7935, 8172, 9522, 10215, 10442, 10580, 12258, 12420, 13620, 14283, 15663, 15870, 19044, 20430, 20884, 23805, 24516, 26105, 28566, 30645, 31326, 31740, 40860, 46989, 47610, 52210, 57132, 61290, 62652, 71415, 78315, 93978, 95220, 104420, 120083, 122580, 140967, 142830, 156630, 187956, 234945, 240166, 281934, 285660, 313260, 360249, 469890, 480332, 563868, 600415, 704835, 720498, 939780, 1080747, 1200830, 1409670, 1440996, 1801245, 2161494, 2401660, 2819340, 3242241, 3602490, 4322988, 5403735, 6484482, 7204980, 10807470, 12968964, 16211205, 21614940, 32422410, 64844820]

約数ペア:

[(1, 64844820), (2, 32422410), (3, 21614940), (4, 16211205), (5, 12968964), (6, 10807470), (9, 7204980), (10, 6484482), (12, 5403735), (15, 4322988), (18, 3602490), (20, 3242241), (23, 2819340), (27, 2401660), (30, 2161494), (36, 1801245), (45, 1440996), (46, 1409670), (54, 1200830), (60, 1080747), (69, 939780), (90, 720498), (92, 704835), (108, 600415), (115, 563868), (135, 480332), (138, 469890), (180, 360249), (207, 313260), (227, 285660), (230, 281934), (270, 240166), (276, 234945), (345, 187956), (414, 156630), (454, 142830), (460, 140967), (529, 122580), (540, 120083), (621, 104420), (681, 95220), (690, 93978), (828, 78315), (908, 71415), (1035, 62652), (1058, 61290), (1135, 57132), (1242, 52210), (1362, 47610), (1380, 46989), (1587, 40860), (2043, 31740), (2070, 31326), (2116, 30645), (2270, 28566), (2484, 26105), (2645, 24516), (2724, 23805), (3105, 20884), (3174, 20430), (3405, 19044), (4086, 15870), (4140, 15663), (4540, 14283), (4761, 13620), (5221, 12420), (5290, 12258), (6129, 10580), (6210, 10442), (6348, 10215), (6810, 9522), (7935, 8172)]