249451440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{148483}}^1$

素因数の和:148506

約数の個数: 80

約数和(自身を含む): 883776768

約数和(自身を除く): 634325328

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 148483, 296966, 445449, 593932, 742415, 890898, 1039381, 1187864, 1484830, 1781796, 2078762, 2227245, 2375728, 2969660, 3118143, 3563592, 4157524, 4454490, 5196905, 5939320, 6236286, 7127184, 8315048, 8908980, 10393810, 11878640, 12472572, 15590715, 16630096, 17817960, 20787620, 24945144, 31181430, 35635920, 41575240, 49890288, 62362860, 83150480, 124725720, 249451440]

約数ペア:

[(1, 249451440), (2, 124725720), (3, 83150480), (4, 62362860), (5, 49890288), (6, 41575240), (7, 35635920), (8, 31181430), (10, 24945144), (12, 20787620), (14, 17817960), (15, 16630096), (16, 15590715), (20, 12472572), (21, 11878640), (24, 10393810), (28, 8908980), (30, 8315048), (35, 7127184), (40, 6236286), (42, 5939320), (48, 5196905), (56, 4454490), (60, 4157524), (70, 3563592), (80, 3118143), (84, 2969660), (105, 2375728), (112, 2227245), (120, 2078762), (140, 1781796), (168, 1484830), (210, 1187864), (240, 1039381), (280, 890898), (336, 742415), (420, 593932), (560, 445449), (840, 296966), (1680, 148483)]