40431720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:527

約数の個数: 128

約数和(自身を含む): 140083200

約数和(自身を除く): 99651480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 127, 140, 168, 210, 254, 280, 379, 381, 420, 508, 635, 758, 762, 840, 889, 1016, 1137, 1270, 1516, 1524, 1778, 1895, 1905, 2274, 2540, 2653, 2667, 3032, 3048, 3556, 3790, 3810, 4445, 4548, 5080, 5306, 5334, 5685, 7112, 7580, 7620, 7959, 8890, 9096, 10612, 10668, 11370, 13265, 13335, 15160, 15240, 15918, 17780, 21224, 21336, 22740, 26530, 26670, 31836, 35560, 39795, 45480, 48133, 53060, 53340, 63672, 79590, 96266, 106120, 106680, 144399, 159180, 192532, 240665, 288798, 318360, 336931, 385064, 481330, 577596, 673862, 721995, 962660, 1010793, 1155192, 1347724, 1443990, 1684655, 1925320, 2021586, 2695448, 2887980, 3369310, 4043172, 5053965, 5775960, 6738620, 8086344, 10107930, 13477240, 20215860, 40431720]

約数ペア:

[(1, 40431720), (2, 20215860), (3, 13477240), (4, 10107930), (5, 8086344), (6, 6738620), (7, 5775960), (8, 5053965), (10, 4043172), (12, 3369310), (14, 2887980), (15, 2695448), (20, 2021586), (21, 1925320), (24, 1684655), (28, 1443990), (30, 1347724), (35, 1155192), (40, 1010793), (42, 962660), (56, 721995), (60, 673862), (70, 577596), (84, 481330), (105, 385064), (120, 336931), (127, 318360), (140, 288798), (168, 240665), (210, 192532), (254, 159180), (280, 144399), (379, 106680), (381, 106120), (420, 96266), (508, 79590), (635, 63672), (758, 53340), (762, 53060), (840, 48133), (889, 45480), (1016, 39795), (1137, 35560), (1270, 31836), (1516, 26670), (1524, 26530), (1778, 22740), (1895, 21336), (1905, 21224), (2274, 17780), (2540, 15918), (2653, 15240), (2667, 15160), (3032, 13335), (3048, 13265), (3556, 11370), (3790, 10668), (3810, 10612), (4445, 9096), (4548, 8890), (5080, 7959), (5306, 7620), (5334, 7580), (5685, 7112)]