72953240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{443}}^1$

素因数の和:656

約数の個数: 64

約数和(自身を含む): 172627200

約数和(自身を除く): 99673960

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 179, 184, 230, 358, 443, 460, 716, 886, 895, 920, 1432, 1772, 1790, 2215, 3544, 3580, 4117, 4430, 7160, 8234, 8860, 10189, 16468, 17720, 20378, 20585, 32936, 40756, 41170, 50945, 79297, 81512, 82340, 101890, 158594, 164680, 203780, 317188, 396485, 407560, 634376, 792970, 1585940, 1823831, 3171880, 3647662, 7295324, 9119155, 14590648, 18238310, 36476620, 72953240]

約数ペア:

[(1, 72953240), (2, 36476620), (4, 18238310), (5, 14590648), (8, 9119155), (10, 7295324), (20, 3647662), (23, 3171880), (40, 1823831), (46, 1585940), (92, 792970), (115, 634376), (179, 407560), (184, 396485), (230, 317188), (358, 203780), (443, 164680), (460, 158594), (716, 101890), (886, 82340), (895, 81512), (920, 79297), (1432, 50945), (1772, 41170), (1790, 40756), (2215, 32936), (3544, 20585), (3580, 20378), (4117, 17720), (4430, 16468), (7160, 10189), (8234, 8860)]