2544318140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4871}}^1$

素因数の和:4948

約数の個数: 144

約数和(自身を含む): 6858177984

約数和(自身を除く): 4313859844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 49, 52, 65, 70, 82, 91, 98, 130, 140, 164, 182, 196, 205, 245, 260, 287, 364, 410, 455, 490, 533, 574, 637, 820, 910, 980, 1066, 1148, 1274, 1435, 1820, 2009, 2132, 2548, 2665, 2870, 3185, 3731, 4018, 4871, 5330, 5740, 6370, 7462, 8036, 9742, 10045, 10660, 12740, 14924, 18655, 19484, 20090, 24355, 26117, 34097, 37310, 40180, 48710, 52234, 63323, 68194, 74620, 97420, 104468, 126646, 130585, 136388, 170485, 199711, 238679, 253292, 261170, 316615, 340970, 399422, 443261, 477358, 522340, 633230, 681940, 798844, 886522, 954716, 998555, 1193395, 1266460, 1397977, 1773044, 1997110, 2216305, 2386790, 2596243, 2795954, 3102827, 3994220, 4432610, 4773580, 5192486, 5591908, 6205654, 6989885, 8865220, 9785839, 10384972, 12411308, 12981215, 13979770, 15514135, 18173701, 19571678, 25962430, 27959540, 31028270, 36347402, 39143356, 48929195, 51924860, 62056540, 72694804, 90868505, 97858390, 127215907, 181737010, 195716780, 254431814, 363474020, 508863628, 636079535, 1272159070, 2544318140]

約数ペア:

[(1, 2544318140), (2, 1272159070), (4, 636079535), (5, 508863628), (7, 363474020), (10, 254431814), (13, 195716780), (14, 181737010), (20, 127215907), (26, 97858390), (28, 90868505), (35, 72694804), (41, 62056540), (49, 51924860), (52, 48929195), (65, 39143356), (70, 36347402), (82, 31028270), (91, 27959540), (98, 25962430), (130, 19571678), (140, 18173701), (164, 15514135), (182, 13979770), (196, 12981215), (205, 12411308), (245, 10384972), (260, 9785839), (287, 8865220), (364, 6989885), (410, 6205654), (455, 5591908), (490, 5192486), (533, 4773580), (574, 4432610), (637, 3994220), (820, 3102827), (910, 2795954), (980, 2596243), (1066, 2386790), (1148, 2216305), (1274, 1997110), (1435, 1773044), (1820, 1397977), (2009, 1266460), (2132, 1193395), (2548, 998555), (2665, 954716), (2870, 886522), (3185, 798844), (3731, 681940), (4018, 633230), (4871, 522340), (5330, 477358), (5740, 443261), (6370, 399422), (7462, 340970), (8036, 316615), (9742, 261170), (10045, 253292), (10660, 238679), (12740, 199711), (14924, 170485), (18655, 136388), (19484, 130585), (20090, 126646), (24355, 104468), (26117, 97420), (34097, 74620), (37310, 68194), (40180, 63323), (48710, 52234)]