488280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 1582560

約数和(自身を除く): 1094280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 313, 390, 520, 626, 780, 939, 1252, 1560, 1565, 1878, 2504, 3130, 3756, 4069, 4695, 6260, 7512, 8138, 9390, 12207, 12520, 16276, 18780, 20345, 24414, 32552, 37560, 40690, 48828, 61035, 81380, 97656, 122070, 162760, 244140, 488280]

約数ペア:

[(1, 488280), (2, 244140), (3, 162760), (4, 122070), (5, 97656), (6, 81380), (8, 61035), (10, 48828), (12, 40690), (13, 37560), (15, 32552), (20, 24414), (24, 20345), (26, 18780), (30, 16276), (39, 12520), (40, 12207), (52, 9390), (60, 8138), (65, 7512), (78, 6260), (104, 4695), (120, 4069), (130, 3756), (156, 3130), (195, 2504), (260, 1878), (312, 1565), (313, 1560), (390, 1252), (520, 939), (626, 780)]