890596140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{13009}}^1$

素因数の和:13191

約数の個数: 96

約数和(自身を含む): 2867612160

約数和(自身を除く): 1977016020

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, 2282, 2445, 3260, 3423, 4564, 4890, 5705, 6846, 9780, 11410, 13009, 13692, 17115, 22820, 26018, 34230, 39027, 52036, 65045, 68460, 78054, 91063, 130090, 156108, 182126, 195135, 260180, 273189, 364252, 390270, 455315, 546378, 780540, 910630, 1092756, 1365945, 1821260, 2120467, 2731890, 4240934, 5463780, 6361401, 8481868, 10602335, 12722802, 14843269, 21204670, 25445604, 29686538, 31807005, 42409340, 44529807, 59373076, 63614010, 74216345, 89059614, 127228020, 148432690, 178119228, 222649035, 296865380, 445298070, 890596140]

約数ペア:

[(1, 890596140), (2, 445298070), (3, 296865380), (4, 222649035), (5, 178119228), (6, 148432690), (7, 127228020), (10, 89059614), (12, 74216345), (14, 63614010), (15, 59373076), (20, 44529807), (21, 42409340), (28, 31807005), (30, 29686538), (35, 25445604), (42, 21204670), (60, 14843269), (70, 12722802), (84, 10602335), (105, 8481868), (140, 6361401), (163, 5463780), (210, 4240934), (326, 2731890), (420, 2120467), (489, 1821260), (652, 1365945), (815, 1092756), (978, 910630), (1141, 780540), (1630, 546378), (1956, 455315), (2282, 390270), (2445, 364252), (3260, 273189), (3423, 260180), (4564, 195135), (4890, 182126), (5705, 156108), (6846, 130090), (9780, 91063), (11410, 78054), (13009, 68460), (13692, 65045), (17115, 52036), (22820, 39027), (26018, 34230)]