253401480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:325

約数の個数: 256

約数和(自身を含む): 909792000

約数和(自身を除く): 656390520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 53, 54, 57, 60, 72, 76, 90, 95, 106, 108, 114, 120, 135, 152, 159, 171, 180, 190, 212, 216, 228, 233, 265, 270, 285, 318, 342, 360, 380, 424, 456, 466, 477, 513, 530, 540, 570, 636, 684, 699, 760, 795, 855, 932, 954, 1007, 1026, 1060, 1080, 1140, 1165, 1272, 1368, 1398, 1431, 1590, 1710, 1864, 1908, 2014, 2052, 2097, 2120, 2280, 2330, 2385, 2565, 2796, 2862, 3021, 3180, 3420, 3495, 3816, 4028, 4104, 4194, 4427, 4660, 4770, 5035, 5130, 5592, 5724, 6042, 6291, 6360, 6840, 6990, 7155, 8056, 8388, 8854, 9063, 9320, 9540, 10070, 10260, 10485, 11448, 12084, 12349, 12582, 13281, 13980, 14310, 15105, 16776, 17708, 18126, 19080, 20140, 20520, 20970, 22135, 24168, 24698, 25164, 26562, 27189, 27960, 28620, 30210, 31455, 35416, 36252, 37047, 39843, 40280, 41940, 44270, 45315, 49396, 50328, 53124, 54378, 57240, 60420, 61745, 62910, 66405, 72504, 74094, 79686, 83880, 88540, 90630, 98792, 106248, 108756, 111141, 119529, 120840, 123490, 125820, 132810, 135945, 148188, 159372, 177080, 181260, 185235, 199215, 217512, 222282, 234631, 239058, 246980, 251640, 265620, 271890, 296376, 318744, 333423, 362520, 370470, 398430, 444564, 469262, 478116, 493960, 531240, 543780, 555705, 597645, 666846, 703893, 740940, 796860, 889128, 938524, 956232, 1087560, 1111410, 1173155, 1195290, 1333692, 1407786, 1481880, 1593720, 1667115, 1877048, 2111679, 2222820, 2346310, 2390580, 2667384, 2815572, 3334230, 3519465, 4223358, 4445640, 4692620, 4781160, 5631144, 6335037, 6668460, 7038930, 8446716, 9385240, 10558395, 12670074, 13336920, 14077860, 16893432, 21116790, 25340148, 28155720, 31675185, 42233580, 50680296, 63350370, 84467160, 126700740, 253401480]

約数ペア:

[(1, 253401480), (2, 126700740), (3, 84467160), (4, 63350370), (5, 50680296), (6, 42233580), (8, 31675185), (9, 28155720), (10, 25340148), (12, 21116790), (15, 16893432), (18, 14077860), (19, 13336920), (20, 12670074), (24, 10558395), (27, 9385240), (30, 8446716), (36, 7038930), (38, 6668460), (40, 6335037), (45, 5631144), (53, 4781160), (54, 4692620), (57, 4445640), (60, 4223358), (72, 3519465), (76, 3334230), (90, 2815572), (95, 2667384), (106, 2390580), (108, 2346310), (114, 2222820), (120, 2111679), (135, 1877048), (152, 1667115), (159, 1593720), (171, 1481880), (180, 1407786), (190, 1333692), (212, 1195290), (216, 1173155), (228, 1111410), (233, 1087560), (265, 956232), (270, 938524), (285, 889128), (318, 796860), (342, 740940), (360, 703893), (380, 666846), (424, 597645), (456, 555705), (466, 543780), (477, 531240), (513, 493960), (530, 478116), (540, 469262), (570, 444564), (636, 398430), (684, 370470), (699, 362520), (760, 333423), (795, 318744), (855, 296376), (932, 271890), (954, 265620), (1007, 251640), (1026, 246980), (1060, 239058), (1080, 234631), (1140, 222282), (1165, 217512), (1272, 199215), (1368, 185235), (1398, 181260), (1431, 177080), (1590, 159372), (1710, 148188), (1864, 135945), (1908, 132810), (2014, 125820), (2052, 123490), (2097, 120840), (2120, 119529), (2280, 111141), (2330, 108756), (2385, 106248), (2565, 98792), (2796, 90630), (2862, 88540), (3021, 83880), (3180, 79686), (3420, 74094), (3495, 72504), (3816, 66405), (4028, 62910), (4104, 61745), (4194, 60420), (4427, 57240), (4660, 54378), (4770, 53124), (5035, 50328), (5130, 49396), (5592, 45315), (5724, 44270), (6042, 41940), (6291, 40280), (6360, 39843), (6840, 37047), (6990, 36252), (7155, 35416), (8056, 31455), (8388, 30210), (8854, 28620), (9063, 27960), (9320, 27189), (9540, 26562), (10070, 25164), (10260, 24698), (10485, 24168), (11448, 22135), (12084, 20970), (12349, 20520), (12582, 20140), (13281, 19080), (13980, 18126), (14310, 17708), (15105, 16776)]