1643040

素因数分解:

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

素因数の和:191

約数の個数: 144

約数和(自身を含む): 6447168

約数和(自身を除く): 4804128

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 163, 168, 180, 210, 224, 240, 252, 280, 288, 315, 326, 336, 360, 420, 480, 489, 504, 560, 630, 652, 672, 720, 815, 840, 978, 1008, 1120, 1141, 1260, 1304, 1440, 1467, 1630, 1680, 1956, 2016, 2282, 2445, 2520, 2608, 2934, 3260, 3360, 3423, 3912, 4564, 4890, 5040, 5216, 5705, 5868, 6520, 6846, 7335, 7824, 9128, 9780, 10080, 10269, 11410, 11736, 13040, 13692, 14670, 15648, 17115, 18256, 19560, 20538, 22820, 23472, 26080, 27384, 29340, 34230, 36512, 39120, 41076, 45640, 46944, 51345, 54768, 58680, 68460, 78240, 82152, 91280, 102690, 109536, 117360, 136920, 164304, 182560, 205380, 234720, 273840, 328608, 410760, 547680, 821520, 1643040]

約数ペア:

[(1, 1643040), (2, 821520), (3, 547680), (4, 410760), (5, 328608), (6, 273840), (7, 234720), (8, 205380), (9, 182560), (10, 164304), (12, 136920), (14, 117360), (15, 109536), (16, 102690), (18, 91280), (20, 82152), (21, 78240), (24, 68460), (28, 58680), (30, 54768), (32, 51345), (35, 46944), (36, 45640), (40, 41076), (42, 39120), (45, 36512), (48, 34230), (56, 29340), (60, 27384), (63, 26080), (70, 23472), (72, 22820), (80, 20538), (84, 19560), (90, 18256), (96, 17115), (105, 15648), (112, 14670), (120, 13692), (126, 13040), (140, 11736), (144, 11410), (160, 10269), (163, 10080), (168, 9780), (180, 9128), (210, 7824), (224, 7335), (240, 6846), (252, 6520), (280, 5868), (288, 5705), (315, 5216), (326, 5040), (336, 4890), (360, 4564), (420, 3912), (480, 3423), (489, 3360), (504, 3260), (560, 2934), (630, 2608), (652, 2520), (672, 2445), (720, 2282), (815, 2016), (840, 1956), (978, 1680), (1008, 1630), (1120, 1467), (1141, 1440), (1260, 1304)]