15402640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 40818816

約数和(自身を除く): 25416176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 761, 880, 920, 1012, 1265, 1522, 1840, 2024, 2530, 3044, 3805, 4048, 5060, 6088, 7610, 8371, 10120, 12176, 15220, 16742, 17503, 20240, 30440, 33484, 35006, 41855, 60880, 66968, 70012, 83710, 87515, 133936, 140024, 167420, 175030, 192533, 280048, 334840, 350060, 385066, 669680, 700120, 770132, 962665, 1400240, 1540264, 1925330, 3080528, 3850660, 7701320, 15402640]

約数ペア:

[(1, 15402640), (2, 7701320), (4, 3850660), (5, 3080528), (8, 1925330), (10, 1540264), (11, 1400240), (16, 962665), (20, 770132), (22, 700120), (23, 669680), (40, 385066), (44, 350060), (46, 334840), (55, 280048), (80, 192533), (88, 175030), (92, 167420), (110, 140024), (115, 133936), (176, 87515), (184, 83710), (220, 70012), (230, 66968), (253, 60880), (368, 41855), (440, 35006), (460, 33484), (506, 30440), (761, 20240), (880, 17503), (920, 16742), (1012, 15220), (1265, 12176), (1522, 10120), (1840, 8371), (2024, 7610), (2530, 6088), (3044, 5060), (3805, 4048)]