155500240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12073}}^1$

素因数の和:12116

約数の個数: 80

約数和(自身を含む): 431186688

約数和(自身を除く): 275686448

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12073, 12880, 24146, 48292, 60365, 84511, 96584, 120730, 169022, 193168, 241460, 277679, 338044, 422555, 482920, 555358, 676088, 845110, 965840, 1110716, 1352176, 1388395, 1690220, 1943753, 2221432, 2776790, 3380440, 3887506, 4442864, 5553580, 6760880, 7775012, 9718765, 11107160, 15550024, 19437530, 22214320, 31100048, 38875060, 77750120, 155500240]

約数ペア:

[(1, 155500240), (2, 77750120), (4, 38875060), (5, 31100048), (7, 22214320), (8, 19437530), (10, 15550024), (14, 11107160), (16, 9718765), (20, 7775012), (23, 6760880), (28, 5553580), (35, 4442864), (40, 3887506), (46, 3380440), (56, 2776790), (70, 2221432), (80, 1943753), (92, 1690220), (112, 1388395), (115, 1352176), (140, 1110716), (161, 965840), (184, 845110), (230, 676088), (280, 555358), (322, 482920), (368, 422555), (460, 338044), (560, 277679), (644, 241460), (805, 193168), (920, 169022), (1288, 120730), (1610, 96584), (1840, 84511), (2576, 60365), (3220, 48292), (6440, 24146), (12073, 12880)]