497954240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:227

約数の個数: 224

約数和(自身を含む): 1432608768

約数和(自身を除く): 934654528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 71, 80, 101, 112, 124, 140, 142, 155, 160, 202, 217, 224, 248, 280, 284, 310, 320, 355, 404, 434, 448, 496, 497, 505, 560, 568, 620, 707, 710, 808, 868, 992, 994, 1010, 1085, 1120, 1136, 1240, 1414, 1420, 1616, 1736, 1984, 1988, 2020, 2170, 2201, 2240, 2272, 2480, 2485, 2828, 2840, 3131, 3232, 3472, 3535, 3976, 4040, 4340, 4402, 4544, 4960, 4970, 5656, 5680, 6262, 6464, 6944, 7070, 7171, 7952, 8080, 8680, 8804, 9920, 9940, 11005, 11312, 11360, 12524, 13888, 14140, 14342, 15407, 15655, 15904, 16160, 17360, 17608, 19880, 21917, 22010, 22624, 22720, 25048, 28280, 28684, 30814, 31310, 31808, 32320, 34720, 35216, 35855, 39760, 43834, 44020, 45248, 50096, 50197, 56560, 57368, 61628, 62620, 69440, 70432, 71710, 77035, 79520, 87668, 88040, 100192, 100394, 109585, 113120, 114736, 123256, 125240, 140864, 143420, 154070, 159040, 175336, 176080, 200384, 200788, 219170, 222301, 226240, 229472, 246512, 250480, 250985, 286840, 308140, 350672, 352160, 401576, 438340, 444602, 458944, 493024, 500960, 501970, 573680, 616280, 701344, 704320, 803152, 876680, 889204, 986048, 1001920, 1003940, 1111505, 1147360, 1232560, 1402688, 1556107, 1606304, 1753360, 1778408, 2007880, 2223010, 2294720, 2465120, 3112214, 3212608, 3506720, 3556816, 4015760, 4446020, 4930240, 6224428, 7013440, 7113632, 7780535, 8031520, 8892040, 12448856, 14227264, 15561070, 16063040, 17784080, 24897712, 31122140, 35568160, 49795424, 62244280, 71136320, 99590848, 124488560, 248977120, 497954240]

約数ペア:

[(1, 497954240), (2, 248977120), (4, 124488560), (5, 99590848), (7, 71136320), (8, 62244280), (10, 49795424), (14, 35568160), (16, 31122140), (20, 24897712), (28, 17784080), (31, 16063040), (32, 15561070), (35, 14227264), (40, 12448856), (56, 8892040), (62, 8031520), (64, 7780535), (70, 7113632), (71, 7013440), (80, 6224428), (101, 4930240), (112, 4446020), (124, 4015760), (140, 3556816), (142, 3506720), (155, 3212608), (160, 3112214), (202, 2465120), (217, 2294720), (224, 2223010), (248, 2007880), (280, 1778408), (284, 1753360), (310, 1606304), (320, 1556107), (355, 1402688), (404, 1232560), (434, 1147360), (448, 1111505), (496, 1003940), (497, 1001920), (505, 986048), (560, 889204), (568, 876680), (620, 803152), (707, 704320), (710, 701344), (808, 616280), (868, 573680), (992, 501970), (994, 500960), (1010, 493024), (1085, 458944), (1120, 444602), (1136, 438340), (1240, 401576), (1414, 352160), (1420, 350672), (1616, 308140), (1736, 286840), (1984, 250985), (1988, 250480), (2020, 246512), (2170, 229472), (2201, 226240), (2240, 222301), (2272, 219170), (2480, 200788), (2485, 200384), (2828, 176080), (2840, 175336), (3131, 159040), (3232, 154070), (3472, 143420), (3535, 140864), (3976, 125240), (4040, 123256), (4340, 114736), (4402, 113120), (4544, 109585), (4960, 100394), (4970, 100192), (5656, 88040), (5680, 87668), (6262, 79520), (6464, 77035), (6944, 71710), (7070, 70432), (7171, 69440), (7952, 62620), (8080, 61628), (8680, 57368), (8804, 56560), (9920, 50197), (9940, 50096), (11005, 45248), (11312, 44020), (11360, 43834), (12524, 39760), (13888, 35855), (14140, 35216), (14342, 34720), (15407, 32320), (15655, 31808), (15904, 31310), (16160, 30814), (17360, 28684), (17608, 28280), (19880, 25048), (21917, 22720), (22010, 22624)]