219269960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1021}}^1$

素因数の和:1111

約数の個数: 128

約数和(自身を含む): 618105600

約数和(自身を除く): 398835640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 59, 65, 70, 91, 104, 118, 130, 140, 182, 236, 260, 280, 295, 364, 413, 455, 472, 520, 590, 728, 767, 826, 910, 1021, 1180, 1534, 1652, 1820, 2042, 2065, 2360, 3068, 3304, 3640, 3835, 4084, 4130, 5105, 5369, 6136, 7147, 7670, 8168, 8260, 10210, 10738, 13273, 14294, 15340, 16520, 20420, 21476, 26546, 26845, 28588, 30680, 35735, 40840, 42952, 53092, 53690, 57176, 60239, 66365, 71470, 92911, 106184, 107380, 120478, 132730, 142940, 185822, 214760, 240956, 265460, 285880, 301195, 371644, 421673, 464555, 481912, 530920, 602390, 743288, 783107, 843346, 929110, 1204780, 1566214, 1686692, 1858220, 2108365, 2409560, 3132428, 3373384, 3716440, 3915535, 4216730, 5481749, 6264856, 7831070, 8433460, 10963498, 15662140, 16866920, 21926996, 27408745, 31324280, 43853992, 54817490, 109634980, 219269960]

約数ペア:

[(1, 219269960), (2, 109634980), (4, 54817490), (5, 43853992), (7, 31324280), (8, 27408745), (10, 21926996), (13, 16866920), (14, 15662140), (20, 10963498), (26, 8433460), (28, 7831070), (35, 6264856), (40, 5481749), (52, 4216730), (56, 3915535), (59, 3716440), (65, 3373384), (70, 3132428), (91, 2409560), (104, 2108365), (118, 1858220), (130, 1686692), (140, 1566214), (182, 1204780), (236, 929110), (260, 843346), (280, 783107), (295, 743288), (364, 602390), (413, 530920), (455, 481912), (472, 464555), (520, 421673), (590, 371644), (728, 301195), (767, 285880), (826, 265460), (910, 240956), (1021, 214760), (1180, 185822), (1534, 142940), (1652, 132730), (1820, 120478), (2042, 107380), (2065, 106184), (2360, 92911), (3068, 71470), (3304, 66365), (3640, 60239), (3835, 57176), (4084, 53690), (4130, 53092), (5105, 42952), (5369, 40840), (6136, 35735), (7147, 30680), (7670, 28588), (8168, 26845), (8260, 26546), (10210, 21476), (10738, 20420), (13273, 16520), (14294, 15340)]