128421180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1459}}^1$

素因数の和:1640

約数の個数: 96

約数和(自身を含む): 402259200

約数和(自身を除く): 273838020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 163, 180, 270, 326, 489, 540, 652, 815, 978, 1459, 1467, 1630, 1956, 2445, 2918, 2934, 3260, 4377, 4401, 4890, 5836, 5868, 7295, 7335, 8754, 8802, 9780, 13131, 14590, 14670, 17508, 17604, 21885, 22005, 26262, 29180, 29340, 39393, 43770, 44010, 52524, 65655, 78786, 87540, 88020, 131310, 157572, 196965, 237817, 262620, 393930, 475634, 713451, 787860, 951268, 1189085, 1426902, 2140353, 2378170, 2853804, 3567255, 4280706, 4756340, 6421059, 7134510, 8561412, 10701765, 12842118, 14269020, 21403530, 25684236, 32105295, 42807060, 64210590, 128421180]

約数ペア:

[(1, 128421180), (2, 64210590), (3, 42807060), (4, 32105295), (5, 25684236), (6, 21403530), (9, 14269020), (10, 12842118), (12, 10701765), (15, 8561412), (18, 7134510), (20, 6421059), (27, 4756340), (30, 4280706), (36, 3567255), (45, 2853804), (54, 2378170), (60, 2140353), (90, 1426902), (108, 1189085), (135, 951268), (163, 787860), (180, 713451), (270, 475634), (326, 393930), (489, 262620), (540, 237817), (652, 196965), (815, 157572), (978, 131310), (1459, 88020), (1467, 87540), (1630, 78786), (1956, 65655), (2445, 52524), (2918, 44010), (2934, 43770), (3260, 39393), (4377, 29340), (4401, 29180), (4890, 26262), (5836, 22005), (5868, 21885), (7295, 17604), (7335, 17508), (8754, 14670), (8802, 14590), (9780, 13131)]