217602840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19927}}^1$

素因数の和:19961

約数の個数: 128

約数和(自身を含む): 803496960

約数和(自身を除く): 585894120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 19927, 39854, 59781, 79708, 99635, 119562, 139489, 159416, 199270, 239124, 259051, 278978, 298905, 398540, 418467, 478248, 518102, 557956, 597810, 697445, 777153, 797080, 836934, 1036204, 1115912, 1195620, 1295255, 1394890, 1554306, 1673868, 1813357, 2072408, 2092335, 2391240, 2590510, 2789780, 3108612, 3347736, 3626714, 3885765, 4184670, 5181020, 5440071, 5579560, 6217224, 7253428, 7771530, 8369340, 9066785, 10362040, 10880142, 14506856, 15543060, 16738680, 18133570, 21760284, 27200355, 31086120, 36267140, 43520568, 54400710, 72534280, 108801420, 217602840]

約数ペア:

[(1, 217602840), (2, 108801420), (3, 72534280), (4, 54400710), (5, 43520568), (6, 36267140), (7, 31086120), (8, 27200355), (10, 21760284), (12, 18133570), (13, 16738680), (14, 15543060), (15, 14506856), (20, 10880142), (21, 10362040), (24, 9066785), (26, 8369340), (28, 7771530), (30, 7253428), (35, 6217224), (39, 5579560), (40, 5440071), (42, 5181020), (52, 4184670), (56, 3885765), (60, 3626714), (65, 3347736), (70, 3108612), (78, 2789780), (84, 2590510), (91, 2391240), (104, 2092335), (105, 2072408), (120, 1813357), (130, 1673868), (140, 1554306), (156, 1394890), (168, 1295255), (182, 1195620), (195, 1115912), (210, 1036204), (260, 836934), (273, 797080), (280, 777153), (312, 697445), (364, 597810), (390, 557956), (420, 518102), (455, 478248), (520, 418467), (546, 398540), (728, 298905), (780, 278978), (840, 259051), (910, 239124), (1092, 199270), (1365, 159416), (1560, 139489), (1820, 119562), (2184, 99635), (2730, 79708), (3640, 59781), (5460, 39854), (10920, 19927)]