163988640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2423}}^1$

素因数の和:2491

約数の個数: 144

約数和(自身を含む): 571753728

約数和(自身を除く): 407765088

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2423, 2820, 3384, 3760, 4230, 4512, 4846, 5640, 6768, 7269, 7520, 8460, 9692, 11280, 12115, 13536, 14538, 16920, 19384, 21807, 22560, 24230, 29076, 33840, 36345, 38768, 43614, 48460, 58152, 67680, 72690, 77536, 87228, 96920, 109035, 113881, 116304, 145380, 174456, 193840, 218070, 227762, 232608, 290760, 341643, 348912, 387680, 436140, 455524, 569405, 581520, 683286, 697824, 872280, 911048, 1024929, 1138810, 1163040, 1366572, 1708215, 1744560, 1822096, 2049858, 2277620, 2733144, 3416430, 3489120, 3644192, 4099716, 4555240, 5124645, 5466288, 6832860, 8199432, 9110480, 10249290, 10932576, 13665720, 16398864, 18220960, 20498580, 27331440, 32797728, 40997160, 54662880, 81994320, 163988640]

約数ペア:

[(1, 163988640), (2, 81994320), (3, 54662880), (4, 40997160), (5, 32797728), (6, 27331440), (8, 20498580), (9, 18220960), (10, 16398864), (12, 13665720), (15, 10932576), (16, 10249290), (18, 9110480), (20, 8199432), (24, 6832860), (30, 5466288), (32, 5124645), (36, 4555240), (40, 4099716), (45, 3644192), (47, 3489120), (48, 3416430), (60, 2733144), (72, 2277620), (80, 2049858), (90, 1822096), (94, 1744560), (96, 1708215), (120, 1366572), (141, 1163040), (144, 1138810), (160, 1024929), (180, 911048), (188, 872280), (235, 697824), (240, 683286), (282, 581520), (288, 569405), (360, 455524), (376, 436140), (423, 387680), (470, 348912), (480, 341643), (564, 290760), (705, 232608), (720, 227762), (752, 218070), (846, 193840), (940, 174456), (1128, 145380), (1410, 116304), (1440, 113881), (1504, 109035), (1692, 96920), (1880, 87228), (2115, 77536), (2256, 72690), (2423, 67680), (2820, 58152), (3384, 48460), (3760, 43614), (4230, 38768), (4512, 36345), (4846, 33840), (5640, 29076), (6768, 24230), (7269, 22560), (7520, 21807), (8460, 19384), (9692, 16920), (11280, 14538), (12115, 13536)]