68591640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43969}}^1$

素因数の和:43996

約数の個数: 64

約数和(自身を含む): 221608800

約数和(自身を除く): 153017160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 43969, 87938, 131907, 175876, 219845, 263814, 351752, 439690, 527628, 571597, 659535, 879380, 1055256, 1143194, 1319070, 1714791, 1758760, 2286388, 2638140, 2857985, 3429582, 4572776, 5276280, 5715970, 6859164, 8573955, 11431940, 13718328, 17147910, 22863880, 34295820, 68591640]

約数ペア:

[(1, 68591640), (2, 34295820), (3, 22863880), (4, 17147910), (5, 13718328), (6, 11431940), (8, 8573955), (10, 6859164), (12, 5715970), (13, 5276280), (15, 4572776), (20, 3429582), (24, 2857985), (26, 2638140), (30, 2286388), (39, 1758760), (40, 1714791), (52, 1319070), (60, 1143194), (65, 1055256), (78, 879380), (104, 659535), (120, 571597), (130, 527628), (156, 439690), (195, 351752), (260, 263814), (312, 219845), (390, 175876), (520, 131907), (780, 87938), (1560, 43969)]