220121070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{2531}}^1$

素因数の和:2777

約数の個数: 64

約数和(自身を含む): 571705344

約数和(自身を除く): 351584274

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 223, 390, 446, 669, 1115, 1338, 2230, 2531, 2899, 3345, 5062, 5798, 6690, 7593, 8697, 12655, 14495, 15186, 17394, 25310, 28990, 32903, 37965, 43485, 65806, 75930, 86970, 98709, 164515, 197418, 329030, 493545, 564413, 987090, 1128826, 1693239, 2822065, 3386478, 5644130, 7337369, 8466195, 14674738, 16932390, 22012107, 36686845, 44024214, 73373690, 110060535, 220121070]

約数ペア:

[(1, 220121070), (2, 110060535), (3, 73373690), (5, 44024214), (6, 36686845), (10, 22012107), (13, 16932390), (15, 14674738), (26, 8466195), (30, 7337369), (39, 5644130), (65, 3386478), (78, 2822065), (130, 1693239), (195, 1128826), (223, 987090), (390, 564413), (446, 493545), (669, 329030), (1115, 197418), (1338, 164515), (2230, 98709), (2531, 86970), (2899, 75930), (3345, 65806), (5062, 43485), (5798, 37965), (6690, 32903), (7593, 28990), (8697, 25310), (12655, 17394), (14495, 15186)]