2018319960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{1721}}^1$

素因数の和:2101

約数の個数: 128

約数和(自身を含む): 6285988800

約数和(自身を除く): 4267668840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 174, 232, 290, 337, 348, 435, 580, 674, 696, 870, 1011, 1160, 1348, 1685, 1721, 1740, 2022, 2696, 3370, 3442, 3480, 4044, 5055, 5163, 6740, 6884, 8088, 8605, 9773, 10110, 10326, 13480, 13768, 17210, 19546, 20220, 20652, 25815, 29319, 34420, 39092, 40440, 41304, 48865, 49909, 51630, 58638, 68840, 78184, 97730, 99818, 103260, 117276, 146595, 149727, 195460, 199636, 206520, 234552, 249545, 293190, 299454, 390920, 399272, 499090, 579977, 586380, 598908, 748635, 998180, 1159954, 1172760, 1197816, 1497270, 1739931, 1996360, 2319908, 2899885, 2994540, 3479862, 4639816, 5799770, 5989080, 6959724, 8699655, 11599540, 13919448, 16819333, 17399310, 23199080, 33638666, 34798620, 50457999, 67277332, 69597240, 84096665, 100915998, 134554664, 168193330, 201831996, 252289995, 336386660, 403663992, 504579990, 672773320, 1009159980, 2018319960]

約数ペア:

[(1, 2018319960), (2, 1009159980), (3, 672773320), (4, 504579990), (5, 403663992), (6, 336386660), (8, 252289995), (10, 201831996), (12, 168193330), (15, 134554664), (20, 100915998), (24, 84096665), (29, 69597240), (30, 67277332), (40, 50457999), (58, 34798620), (60, 33638666), (87, 23199080), (116, 17399310), (120, 16819333), (145, 13919448), (174, 11599540), (232, 8699655), (290, 6959724), (337, 5989080), (348, 5799770), (435, 4639816), (580, 3479862), (674, 2994540), (696, 2899885), (870, 2319908), (1011, 1996360), (1160, 1739931), (1348, 1497270), (1685, 1197816), (1721, 1172760), (1740, 1159954), (2022, 998180), (2696, 748635), (3370, 598908), (3442, 586380), (3480, 579977), (4044, 499090), (5055, 399272), (5163, 390920), (6740, 299454), (6884, 293190), (8088, 249545), (8605, 234552), (9773, 206520), (10110, 199636), (10326, 195460), (13480, 149727), (13768, 146595), (17210, 117276), (19546, 103260), (20220, 99818), (20652, 97730), (25815, 78184), (29319, 68840), (34420, 58638), (39092, 51630), (40440, 49909), (41304, 48865)]