400487220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1049}}^1$

素因数の和:1175

約数の個数: 192

約数和(自身を含む): 1439424000

約数和(自身を除く): 1038936780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 101, 105, 108, 126, 135, 140, 180, 189, 202, 210, 252, 270, 303, 315, 378, 404, 420, 505, 540, 606, 630, 707, 756, 909, 945, 1010, 1049, 1212, 1260, 1414, 1515, 1818, 1890, 2020, 2098, 2121, 2727, 2828, 3030, 3147, 3535, 3636, 3780, 4196, 4242, 4545, 5245, 5454, 6060, 6294, 6363, 7070, 7343, 8484, 9090, 9441, 10490, 10605, 10908, 12588, 12726, 13635, 14140, 14686, 15735, 18180, 18882, 19089, 20980, 21210, 22029, 25452, 27270, 28323, 29372, 31470, 31815, 36715, 37764, 38178, 42420, 44058, 47205, 54540, 56646, 62940, 63630, 66087, 73430, 76356, 88116, 94410, 95445, 105949, 110145, 113292, 127260, 132174, 141615, 146860, 188820, 190890, 198261, 211898, 220290, 264348, 283230, 317847, 330435, 381780, 396522, 423796, 440580, 529745, 566460, 635694, 660870, 741643, 793044, 953541, 991305, 1059490, 1271388, 1321740, 1483286, 1589235, 1907082, 1982610, 2118980, 2224929, 2860623, 2966572, 3178470, 3708215, 3814164, 3965220, 4449858, 4767705, 5721246, 6356940, 6674787, 7416430, 8899716, 9535410, 11124645, 11442492, 13349574, 14303115, 14832860, 19070820, 20024361, 22249290, 26699148, 28606230, 33373935, 40048722, 44498580, 57212460, 66747870, 80097444, 100121805, 133495740, 200243610, 400487220]

約数ペア:

[(1, 400487220), (2, 200243610), (3, 133495740), (4, 100121805), (5, 80097444), (6, 66747870), (7, 57212460), (9, 44498580), (10, 40048722), (12, 33373935), (14, 28606230), (15, 26699148), (18, 22249290), (20, 20024361), (21, 19070820), (27, 14832860), (28, 14303115), (30, 13349574), (35, 11442492), (36, 11124645), (42, 9535410), (45, 8899716), (54, 7416430), (60, 6674787), (63, 6356940), (70, 5721246), (84, 4767705), (90, 4449858), (101, 3965220), (105, 3814164), (108, 3708215), (126, 3178470), (135, 2966572), (140, 2860623), (180, 2224929), (189, 2118980), (202, 1982610), (210, 1907082), (252, 1589235), (270, 1483286), (303, 1321740), (315, 1271388), (378, 1059490), (404, 991305), (420, 953541), (505, 793044), (540, 741643), (606, 660870), (630, 635694), (707, 566460), (756, 529745), (909, 440580), (945, 423796), (1010, 396522), (1049, 381780), (1212, 330435), (1260, 317847), (1414, 283230), (1515, 264348), (1818, 220290), (1890, 211898), (2020, 198261), (2098, 190890), (2121, 188820), (2727, 146860), (2828, 141615), (3030, 132174), (3147, 127260), (3535, 113292), (3636, 110145), (3780, 105949), (4196, 95445), (4242, 94410), (4545, 88116), (5245, 76356), (5454, 73430), (6060, 66087), (6294, 63630), (6363, 62940), (7070, 56646), (7343, 54540), (8484, 47205), (9090, 44058), (9441, 42420), (10490, 38178), (10605, 37764), (10908, 36715), (12588, 31815), (12726, 31470), (13635, 29372), (14140, 28323), (14686, 27270), (15735, 25452), (18180, 22029), (18882, 21210), (19089, 20980)]