138768420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2027}}^1$

素因数の和:2209

約数の個数: 96

約数和(自身を含む): 447003648

約数和(自身を除く): 308235228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 163, 210, 326, 420, 489, 652, 815, 978, 1141, 1630, 1956, 2027, 2282, 2445, 3260, 3423, 4054, 4564, 4890, 5705, 6081, 6846, 8108, 9780, 10135, 11410, 12162, 13692, 14189, 17115, 20270, 22820, 24324, 28378, 30405, 34230, 40540, 42567, 56756, 60810, 68460, 70945, 85134, 121620, 141890, 170268, 212835, 283780, 330401, 425670, 660802, 851340, 991203, 1321604, 1652005, 1982406, 2312807, 3304010, 3964812, 4625614, 4956015, 6608020, 6938421, 9251228, 9912030, 11564035, 13876842, 19824060, 23128070, 27753684, 34692105, 46256140, 69384210, 138768420]

約数ペア:

[(1, 138768420), (2, 69384210), (3, 46256140), (4, 34692105), (5, 27753684), (6, 23128070), (7, 19824060), (10, 13876842), (12, 11564035), (14, 9912030), (15, 9251228), (20, 6938421), (21, 6608020), (28, 4956015), (30, 4625614), (35, 3964812), (42, 3304010), (60, 2312807), (70, 1982406), (84, 1652005), (105, 1321604), (140, 991203), (163, 851340), (210, 660802), (326, 425670), (420, 330401), (489, 283780), (652, 212835), (815, 170268), (978, 141890), (1141, 121620), (1630, 85134), (1956, 70945), (2027, 68460), (2282, 60810), (2445, 56756), (3260, 42567), (3423, 40540), (4054, 34230), (4564, 30405), (4890, 28378), (5705, 24324), (6081, 22820), (6846, 20270), (8108, 17115), (9780, 14189), (10135, 13692), (11410, 12162)]