400684440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2273}}^1$

素因数の和:2413

約数の個数: 128

約数和(自身を含む): 1306549440

約数和(自身を除く): 905865000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 113, 120, 130, 156, 195, 226, 260, 312, 339, 390, 452, 520, 565, 678, 780, 904, 1130, 1356, 1469, 1560, 1695, 2260, 2273, 2712, 2938, 3390, 4407, 4520, 4546, 5876, 6780, 6819, 7345, 8814, 9092, 11365, 11752, 13560, 13638, 14690, 17628, 18184, 22035, 22730, 27276, 29380, 29549, 34095, 35256, 44070, 45460, 54552, 58760, 59098, 68190, 88140, 88647, 90920, 118196, 136380, 147745, 176280, 177294, 236392, 256849, 272760, 295490, 354588, 443235, 513698, 590980, 709176, 770547, 886470, 1027396, 1181960, 1284245, 1541094, 1772940, 2054792, 2568490, 3082188, 3339037, 3545880, 3852735, 5136980, 6164376, 6678074, 7705470, 10017111, 10273960, 13356148, 15410940, 16695185, 20034222, 26712296, 30821880, 33390370, 40068444, 50085555, 66780740, 80136888, 100171110, 133561480, 200342220, 400684440]

約数ペア:

[(1, 400684440), (2, 200342220), (3, 133561480), (4, 100171110), (5, 80136888), (6, 66780740), (8, 50085555), (10, 40068444), (12, 33390370), (13, 30821880), (15, 26712296), (20, 20034222), (24, 16695185), (26, 15410940), (30, 13356148), (39, 10273960), (40, 10017111), (52, 7705470), (60, 6678074), (65, 6164376), (78, 5136980), (104, 3852735), (113, 3545880), (120, 3339037), (130, 3082188), (156, 2568490), (195, 2054792), (226, 1772940), (260, 1541094), (312, 1284245), (339, 1181960), (390, 1027396), (452, 886470), (520, 770547), (565, 709176), (678, 590980), (780, 513698), (904, 443235), (1130, 354588), (1356, 295490), (1469, 272760), (1560, 256849), (1695, 236392), (2260, 177294), (2273, 176280), (2712, 147745), (2938, 136380), (3390, 118196), (4407, 90920), (4520, 88647), (4546, 88140), (5876, 68190), (6780, 59098), (6819, 58760), (7345, 54552), (8814, 45460), (9092, 44070), (11365, 35256), (11752, 34095), (13560, 29549), (13638, 29380), (14690, 27276), (17628, 22730), (18184, 22035)]