256294864620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3259}}^1\times {\mathrm{4909}}^1$

素因数の和:8272

約数の個数: 144

約数和(自身を含む): 786564324000

約数和(自身を除く): 530269459380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 3259, 4005, 4909, 5340, 6518, 8010, 9777, 9818, 13036, 14727, 16020, 16295, 19554, 19636, 24545, 29331, 29454, 32590, 39108, 44181, 48885, 49090, 58662, 58908, 65180, 73635, 88362, 97770, 98180, 117324, 146655, 147270, 176724, 195540, 220905, 290051, 293310, 294540, 436901, 441810, 580102, 586620, 870153, 873802, 883620, 1160204, 1310703, 1450255, 1740306, 1747604, 2184505, 2610459, 2621406, 2900510, 3480612, 3932109, 4350765, 4369010, 5220918, 5242812, 5801020, 6553515, 7864218, 8701530, 8738020, 10441836, 13052295, 13107030, 15728436, 15998431, 17403060, 19660545, 26104590, 26214060, 31996862, 39321090, 47995293, 52209180, 63993724, 78642180, 79992155, 95990586, 143985879, 159984310, 191981172, 239976465, 287971758, 319968620, 479952930, 575943516, 719929395, 959905860, 1423860359, 1439858790, 2847720718, 2879717580, 4271581077, 5695441436, 7119301795, 8543162154, 12814743231, 14238603590, 17086324308, 21357905385, 25629486462, 28477207180, 42715810770, 51258972924, 64073716155, 85431621540, 128147432310, 256294864620]

約数ペア:

[(1, 256294864620), (2, 128147432310), (3, 85431621540), (4, 64073716155), (5, 51258972924), (6, 42715810770), (9, 28477207180), (10, 25629486462), (12, 21357905385), (15, 17086324308), (18, 14238603590), (20, 12814743231), (30, 8543162154), (36, 7119301795), (45, 5695441436), (60, 4271581077), (89, 2879717580), (90, 2847720718), (178, 1439858790), (180, 1423860359), (267, 959905860), (356, 719929395), (445, 575943516), (534, 479952930), (801, 319968620), (890, 287971758), (1068, 239976465), (1335, 191981172), (1602, 159984310), (1780, 143985879), (2670, 95990586), (3204, 79992155), (3259, 78642180), (4005, 63993724), (4909, 52209180), (5340, 47995293), (6518, 39321090), (8010, 31996862), (9777, 26214060), (9818, 26104590), (13036, 19660545), (14727, 17403060), (16020, 15998431), (16295, 15728436), (19554, 13107030), (19636, 13052295), (24545, 10441836), (29331, 8738020), (29454, 8701530), (32590, 7864218), (39108, 6553515), (44181, 5801020), (48885, 5242812), (49090, 5220918), (58662, 4369010), (58908, 4350765), (65180, 3932109), (73635, 3480612), (88362, 2900510), (97770, 2621406), (98180, 2610459), (117324, 2184505), (146655, 1747604), (147270, 1740306), (176724, 1450255), (195540, 1310703), (220905, 1160204), (290051, 883620), (293310, 873802), (294540, 870153), (436901, 586620), (441810, 580102)]