636840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 2176200

約数和(自身を除く): 1539360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 61, 72, 87, 90, 116, 120, 122, 145, 174, 180, 183, 232, 244, 261, 290, 305, 348, 360, 366, 435, 488, 522, 549, 580, 610, 696, 732, 870, 915, 1044, 1098, 1160, 1220, 1305, 1464, 1740, 1769, 1830, 2088, 2196, 2440, 2610, 2745, 3480, 3538, 3660, 4392, 5220, 5307, 5490, 7076, 7320, 8845, 10440, 10614, 10980, 14152, 15921, 17690, 21228, 21960, 26535, 31842, 35380, 42456, 53070, 63684, 70760, 79605, 106140, 127368, 159210, 212280, 318420, 636840]

約数ペア:

[(1, 636840), (2, 318420), (3, 212280), (4, 159210), (5, 127368), (6, 106140), (8, 79605), (9, 70760), (10, 63684), (12, 53070), (15, 42456), (18, 35380), (20, 31842), (24, 26535), (29, 21960), (30, 21228), (36, 17690), (40, 15921), (45, 14152), (58, 10980), (60, 10614), (61, 10440), (72, 8845), (87, 7320), (90, 7076), (116, 5490), (120, 5307), (122, 5220), (145, 4392), (174, 3660), (180, 3538), (183, 3480), (232, 2745), (244, 2610), (261, 2440), (290, 2196), (305, 2088), (348, 1830), (360, 1769), (366, 1740), (435, 1464), (488, 1305), (522, 1220), (549, 1160), (580, 1098), (610, 1044), (696, 915), (732, 870)]