144999960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{172619}}^1$

素因数の和:172640

約数の個数: 64

約数和(自身を含む): 497145600

約数和(自身を除く): 352145640

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, 140, 168, 210, 280, 420, 840, 172619, 345238, 517857, 690476, 863095, 1035714, 1208333, 1380952, 1726190, 2071428, 2416666, 2589285, 3452380, 3624999, 4142856, 4833332, 5178570, 6041665, 6904760, 7249998, 9666664, 10357140, 12083330, 14499996, 18124995, 20714280, 24166660, 28999992, 36249990, 48333320, 72499980, 144999960]

約数ペア:

[(1, 144999960), (2, 72499980), (3, 48333320), (4, 36249990), (5, 28999992), (6, 24166660), (7, 20714280), (8, 18124995), (10, 14499996), (12, 12083330), (14, 10357140), (15, 9666664), (20, 7249998), (21, 6904760), (24, 6041665), (28, 5178570), (30, 4833332), (35, 4142856), (40, 3624999), (42, 3452380), (56, 2589285), (60, 2416666), (70, 2071428), (84, 1726190), (105, 1380952), (120, 1208333), (140, 1035714), (168, 863095), (210, 690476), (280, 517857), (420, 345238), (840, 172619)]