256628430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{4091}}^1$

素因数の和:4162

約数の個数: 96

約数和(自身を含む): 723891168

約数和(自身を除く): 467262738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 41, 45, 51, 82, 85, 90, 102, 123, 153, 170, 205, 246, 255, 306, 369, 410, 510, 615, 697, 738, 765, 1230, 1394, 1530, 1845, 2091, 3485, 3690, 4091, 4182, 6273, 6970, 8182, 10455, 12273, 12546, 20455, 20910, 24546, 31365, 36819, 40910, 61365, 62730, 69547, 73638, 122730, 139094, 167731, 184095, 208641, 335462, 347735, 368190, 417282, 503193, 625923, 695470, 838655, 1006386, 1043205, 1251846, 1509579, 1677310, 2086410, 2515965, 2851427, 3019158, 3129615, 5031930, 5702854, 6259230, 7547895, 8554281, 14257135, 15095790, 17108562, 25662843, 28514270, 42771405, 51325686, 85542810, 128314215, 256628430]

約数ペア:

[(1, 256628430), (2, 128314215), (3, 85542810), (5, 51325686), (6, 42771405), (9, 28514270), (10, 25662843), (15, 17108562), (17, 15095790), (18, 14257135), (30, 8554281), (34, 7547895), (41, 6259230), (45, 5702854), (51, 5031930), (82, 3129615), (85, 3019158), (90, 2851427), (102, 2515965), (123, 2086410), (153, 1677310), (170, 1509579), (205, 1251846), (246, 1043205), (255, 1006386), (306, 838655), (369, 695470), (410, 625923), (510, 503193), (615, 417282), (697, 368190), (738, 347735), (765, 335462), (1230, 208641), (1394, 184095), (1530, 167731), (1845, 139094), (2091, 122730), (3485, 73638), (3690, 69547), (4091, 62730), (4182, 61365), (6273, 40910), (6970, 36819), (8182, 31365), (10455, 24546), (12273, 20910), (12546, 20455)]