15360280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 37699200

約数和(自身を除く): 22338920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 271, 436, 520, 542, 545, 872, 1084, 1090, 1355, 1417, 2168, 2180, 2710, 2834, 3523, 4360, 5420, 5668, 7046, 7085, 10840, 11336, 14092, 14170, 17615, 28184, 28340, 29539, 35230, 56680, 59078, 70460, 118156, 140920, 147695, 236312, 295390, 384007, 590780, 768014, 1181560, 1536028, 1920035, 3072056, 3840070, 7680140, 15360280]

約数ペア:

[(1, 15360280), (2, 7680140), (4, 3840070), (5, 3072056), (8, 1920035), (10, 1536028), (13, 1181560), (20, 768014), (26, 590780), (40, 384007), (52, 295390), (65, 236312), (104, 147695), (109, 140920), (130, 118156), (218, 70460), (260, 59078), (271, 56680), (436, 35230), (520, 29539), (542, 28340), (545, 28184), (872, 17615), (1084, 14170), (1090, 14092), (1355, 11336), (1417, 10840), (2168, 7085), (2180, 7046), (2710, 5668), (2834, 5420), (3523, 4360)]