64140720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{523}}^1$

素因数の和:619

約数の個数: 160

約数和(自身を含む): 230794752

約数和(自身を除く): 166654032

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, 73, 80, 84, 105, 112, 120, 140, 146, 168, 210, 219, 240, 280, 292, 336, 365, 420, 438, 511, 523, 560, 584, 730, 840, 876, 1022, 1046, 1095, 1168, 1460, 1533, 1569, 1680, 1752, 2044, 2092, 2190, 2555, 2615, 2920, 3066, 3138, 3504, 3661, 4088, 4184, 4380, 5110, 5230, 5840, 6132, 6276, 7322, 7665, 7845, 8176, 8368, 8760, 10220, 10460, 10983, 12264, 12552, 14644, 15330, 15690, 17520, 18305, 20440, 20920, 21966, 24528, 25104, 29288, 30660, 31380, 36610, 38179, 40880, 41840, 43932, 54915, 58576, 61320, 62760, 73220, 76358, 87864, 109830, 114537, 122640, 125520, 146440, 152716, 175728, 190895, 219660, 229074, 267253, 292880, 305432, 381790, 439320, 458148, 534506, 572685, 610864, 763580, 801759, 878640, 916296, 1069012, 1145370, 1336265, 1527160, 1603518, 1832592, 2138024, 2290740, 2672530, 3054320, 3207036, 4008795, 4276048, 4581480, 5345060, 6414072, 8017590, 9162960, 10690120, 12828144, 16035180, 21380240, 32070360, 64140720]

約数ペア:

[(1, 64140720), (2, 32070360), (3, 21380240), (4, 16035180), (5, 12828144), (6, 10690120), (7, 9162960), (8, 8017590), (10, 6414072), (12, 5345060), (14, 4581480), (15, 4276048), (16, 4008795), (20, 3207036), (21, 3054320), (24, 2672530), (28, 2290740), (30, 2138024), (35, 1832592), (40, 1603518), (42, 1527160), (48, 1336265), (56, 1145370), (60, 1069012), (70, 916296), (73, 878640), (80, 801759), (84, 763580), (105, 610864), (112, 572685), (120, 534506), (140, 458148), (146, 439320), (168, 381790), (210, 305432), (219, 292880), (240, 267253), (280, 229074), (292, 219660), (336, 190895), (365, 175728), (420, 152716), (438, 146440), (511, 125520), (523, 122640), (560, 114537), (584, 109830), (730, 87864), (840, 76358), (876, 73220), (1022, 62760), (1046, 61320), (1095, 58576), (1168, 54915), (1460, 43932), (1533, 41840), (1569, 40880), (1680, 38179), (1752, 36610), (2044, 31380), (2092, 30660), (2190, 29288), (2555, 25104), (2615, 24528), (2920, 21966), (3066, 20920), (3138, 20440), (3504, 18305), (3661, 17520), (4088, 15690), (4184, 15330), (4380, 14644), (5110, 12552), (5230, 12264), (5840, 10983), (6132, 10460), (6276, 10220), (7322, 8760), (7665, 8368), (7845, 8176)]