1227975700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:894

約数の個数: 144

約数和(自身を含む): 3235348480

約数和(自身を除く): 2007372780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 127, 133, 140, 175, 190, 254, 266, 350, 380, 475, 508, 532, 635, 665, 700, 727, 889, 950, 1270, 1330, 1454, 1778, 1900, 2413, 2540, 2660, 2908, 3175, 3325, 3556, 3635, 4445, 4826, 5089, 6350, 6650, 7270, 8890, 9652, 10178, 12065, 12700, 13300, 13813, 14540, 16891, 17780, 18175, 20356, 22225, 24130, 25445, 27626, 33782, 36350, 44450, 48260, 50890, 55252, 60325, 67564, 69065, 72700, 84455, 88900, 92329, 96691, 101780, 120650, 127225, 138130, 168910, 184658, 193382, 241300, 254450, 276260, 337820, 345325, 369316, 386764, 422275, 461645, 483455, 508900, 646303, 690650, 844550, 923290, 966910, 1292606, 1381300, 1689100, 1754251, 1846580, 1933820, 2308225, 2417275, 2585212, 3231515, 3508502, 4616450, 4834550, 6463030, 7017004, 8771255, 9232900, 9669100, 12279757, 12926060, 16157575, 17542510, 24559514, 32315150, 35085020, 43856275, 49119028, 61398785, 64630300, 87712550, 122797570, 175425100, 245595140, 306993925, 613987850, 1227975700]

約数ペア:

[(1, 1227975700), (2, 613987850), (4, 306993925), (5, 245595140), (7, 175425100), (10, 122797570), (14, 87712550), (19, 64630300), (20, 61398785), (25, 49119028), (28, 43856275), (35, 35085020), (38, 32315150), (50, 24559514), (70, 17542510), (76, 16157575), (95, 12926060), (100, 12279757), (127, 9669100), (133, 9232900), (140, 8771255), (175, 7017004), (190, 6463030), (254, 4834550), (266, 4616450), (350, 3508502), (380, 3231515), (475, 2585212), (508, 2417275), (532, 2308225), (635, 1933820), (665, 1846580), (700, 1754251), (727, 1689100), (889, 1381300), (950, 1292606), (1270, 966910), (1330, 923290), (1454, 844550), (1778, 690650), (1900, 646303), (2413, 508900), (2540, 483455), (2660, 461645), (2908, 422275), (3175, 386764), (3325, 369316), (3556, 345325), (3635, 337820), (4445, 276260), (4826, 254450), (5089, 241300), (6350, 193382), (6650, 184658), (7270, 168910), (8890, 138130), (9652, 127225), (10178, 120650), (12065, 101780), (12700, 96691), (13300, 92329), (13813, 88900), (14540, 84455), (16891, 72700), (17780, 69065), (18175, 67564), (20356, 60325), (22225, 55252), (24130, 50890), (25445, 48260), (27626, 44450), (33782, 36350)]