164391720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:627

約数の個数: 128

約数和(自身を含む): 516499200

約数和(自身を除く): 352107480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 97, 116, 120, 145, 174, 194, 232, 290, 291, 348, 388, 435, 485, 487, 580, 582, 696, 776, 870, 970, 974, 1160, 1164, 1455, 1461, 1740, 1940, 1948, 2328, 2435, 2813, 2910, 2922, 3480, 3880, 3896, 4870, 5626, 5820, 5844, 7305, 8439, 9740, 11252, 11640, 11688, 14065, 14123, 14610, 16878, 19480, 22504, 28130, 28246, 29220, 33756, 42195, 42369, 47239, 56260, 56492, 58440, 67512, 70615, 84390, 84738, 94478, 112520, 112984, 141230, 141717, 168780, 169476, 188956, 211845, 236195, 282460, 283434, 337560, 338952, 377912, 423690, 472390, 564920, 566868, 708585, 847380, 944780, 1133736, 1369931, 1417170, 1694760, 1889560, 2739862, 2834340, 4109793, 5479724, 5668680, 6849655, 8219586, 10959448, 13699310, 16439172, 20548965, 27398620, 32878344, 41097930, 54797240, 82195860, 164391720]

約数ペア:

[(1, 164391720), (2, 82195860), (3, 54797240), (4, 41097930), (5, 32878344), (6, 27398620), (8, 20548965), (10, 16439172), (12, 13699310), (15, 10959448), (20, 8219586), (24, 6849655), (29, 5668680), (30, 5479724), (40, 4109793), (58, 2834340), (60, 2739862), (87, 1889560), (97, 1694760), (116, 1417170), (120, 1369931), (145, 1133736), (174, 944780), (194, 847380), (232, 708585), (290, 566868), (291, 564920), (348, 472390), (388, 423690), (435, 377912), (485, 338952), (487, 337560), (580, 283434), (582, 282460), (696, 236195), (776, 211845), (870, 188956), (970, 169476), (974, 168780), (1160, 141717), (1164, 141230), (1455, 112984), (1461, 112520), (1740, 94478), (1940, 84738), (1948, 84390), (2328, 70615), (2435, 67512), (2813, 58440), (2910, 56492), (2922, 56260), (3480, 47239), (3880, 42369), (3896, 42195), (4870, 33756), (5626, 29220), (5820, 28246), (5844, 28130), (7305, 22504), (8439, 19480), (9740, 16878), (11252, 14610), (11640, 14123), (11688, 14065)]