8864520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 31069440

約数和(自身を除く): 22204920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 173, 183, 210, 244, 280, 305, 346, 366, 420, 427, 488, 519, 610, 692, 732, 840, 854, 865, 915, 1038, 1211, 1220, 1281, 1384, 1464, 1708, 1730, 1830, 2076, 2135, 2422, 2440, 2562, 2595, 3416, 3460, 3633, 3660, 4152, 4270, 4844, 5124, 5190, 6055, 6405, 6920, 7266, 7320, 8540, 9688, 10248, 10380, 10553, 12110, 12810, 14532, 17080, 18165, 20760, 21106, 24220, 25620, 29064, 31659, 36330, 42212, 48440, 51240, 52765, 63318, 72660, 73871, 84424, 105530, 126636, 145320, 147742, 158295, 211060, 221613, 253272, 295484, 316590, 369355, 422120, 443226, 590968, 633180, 738710, 886452, 1108065, 1266360, 1477420, 1772904, 2216130, 2954840, 4432260, 8864520]

約数ペア:

[(1, 8864520), (2, 4432260), (3, 2954840), (4, 2216130), (5, 1772904), (6, 1477420), (7, 1266360), (8, 1108065), (10, 886452), (12, 738710), (14, 633180), (15, 590968), (20, 443226), (21, 422120), (24, 369355), (28, 316590), (30, 295484), (35, 253272), (40, 221613), (42, 211060), (56, 158295), (60, 147742), (61, 145320), (70, 126636), (84, 105530), (105, 84424), (120, 73871), (122, 72660), (140, 63318), (168, 52765), (173, 51240), (183, 48440), (210, 42212), (244, 36330), (280, 31659), (305, 29064), (346, 25620), (366, 24220), (420, 21106), (427, 20760), (488, 18165), (519, 17080), (610, 14532), (692, 12810), (732, 12110), (840, 10553), (854, 10380), (865, 10248), (915, 9688), (1038, 8540), (1211, 7320), (1220, 7266), (1281, 6920), (1384, 6405), (1464, 6055), (1708, 5190), (1730, 5124), (1830, 4844), (2076, 4270), (2135, 4152), (2422, 3660), (2440, 3633), (2562, 3460), (2595, 3416)]