488912580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{113}}^1$

素因数の和:227

約数の個数: 216

約数和(自身を含む): 1649590488

約数和(自身を除く): 1160677908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 113, 117, 129, 130, 156, 172, 180, 195, 215, 226, 234, 258, 260, 339, 387, 390, 430, 452, 468, 516, 559, 565, 585, 645, 678, 774, 780, 860, 1017, 1118, 1130, 1170, 1290, 1356, 1469, 1548, 1677, 1695, 1849, 1935, 2034, 2236, 2260, 2340, 2580, 2795, 2938, 3354, 3390, 3698, 3870, 4068, 4407, 4859, 5031, 5085, 5547, 5590, 5876, 6708, 6780, 7345, 7396, 7740, 8385, 8814, 9245, 9718, 10062, 10170, 11094, 11180, 13221, 14577, 14690, 16641, 16770, 17628, 18490, 19436, 20124, 20340, 22035, 22188, 24037, 24295, 25155, 26442, 27735, 29154, 29380, 33282, 33540, 36980, 43731, 44070, 48074, 48590, 50310, 52884, 55470, 58308, 63167, 66105, 66564, 72111, 72885, 83205, 87462, 88140, 96148, 97180, 100620, 110940, 120185, 126334, 132210, 144222, 145770, 166410, 174924, 189501, 208937, 216333, 218655, 240370, 252668, 264420, 288444, 291540, 315835, 332820, 360555, 379002, 417874, 432666, 437310, 480740, 568503, 626811, 631670, 721110, 758004, 835748, 865332, 874620, 947505, 1044685, 1081665, 1137006, 1253622, 1263340, 1442220, 1880433, 1895010, 2089370, 2163330, 2274012, 2507244, 2716181, 2842515, 3134055, 3760866, 3790020, 4178740, 4326660, 5432362, 5685030, 6268110, 7521732, 8148543, 9402165, 10864724, 11370060, 12536220, 13580905, 16297086, 18804330, 24445629, 27161810, 32594172, 37608660, 40742715, 48891258, 54323620, 81485430, 97782516, 122228145, 162970860, 244456290, 488912580]

約数ペア:

[(1, 488912580), (2, 244456290), (3, 162970860), (4, 122228145), (5, 97782516), (6, 81485430), (9, 54323620), (10, 48891258), (12, 40742715), (13, 37608660), (15, 32594172), (18, 27161810), (20, 24445629), (26, 18804330), (30, 16297086), (36, 13580905), (39, 12536220), (43, 11370060), (45, 10864724), (52, 9402165), (60, 8148543), (65, 7521732), (78, 6268110), (86, 5685030), (90, 5432362), (113, 4326660), (117, 4178740), (129, 3790020), (130, 3760866), (156, 3134055), (172, 2842515), (180, 2716181), (195, 2507244), (215, 2274012), (226, 2163330), (234, 2089370), (258, 1895010), (260, 1880433), (339, 1442220), (387, 1263340), (390, 1253622), (430, 1137006), (452, 1081665), (468, 1044685), (516, 947505), (559, 874620), (565, 865332), (585, 835748), (645, 758004), (678, 721110), (774, 631670), (780, 626811), (860, 568503), (1017, 480740), (1118, 437310), (1130, 432666), (1170, 417874), (1290, 379002), (1356, 360555), (1469, 332820), (1548, 315835), (1677, 291540), (1695, 288444), (1849, 264420), (1935, 252668), (2034, 240370), (2236, 218655), (2260, 216333), (2340, 208937), (2580, 189501), (2795, 174924), (2938, 166410), (3354, 145770), (3390, 144222), (3698, 132210), (3870, 126334), (4068, 120185), (4407, 110940), (4859, 100620), (5031, 97180), (5085, 96148), (5547, 88140), (5590, 87462), (5876, 83205), (6708, 72885), (6780, 72111), (7345, 66564), (7396, 66105), (7740, 63167), (8385, 58308), (8814, 55470), (9245, 52884), (9718, 50310), (10062, 48590), (10170, 48074), (11094, 44070), (11180, 43731), (13221, 36980), (14577, 33540), (14690, 33282), (16641, 29380), (16770, 29154), (17628, 27735), (18490, 26442), (19436, 25155), (20124, 24295), (20340, 24037), (22035, 22188)]