298688520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191467}}^1$

素因数の和:191494

約数の個数: 64

約数和(自身を含む): 964998720

約数和(自身を除く): 666310200

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, 191467, 382934, 574401, 765868, 957335, 1148802, 1531736, 1914670, 2297604, 2489071, 2872005, 3829340, 4595208, 4978142, 5744010, 7467213, 7658680, 9956284, 11488020, 12445355, 14934426, 19912568, 22976040, 24890710, 29868852, 37336065, 49781420, 59737704, 74672130, 99562840, 149344260, 298688520]

約数ペア:

[(1, 298688520), (2, 149344260), (3, 99562840), (4, 74672130), (5, 59737704), (6, 49781420), (8, 37336065), (10, 29868852), (12, 24890710), (13, 22976040), (15, 19912568), (20, 14934426), (24, 12445355), (26, 11488020), (30, 9956284), (39, 7658680), (40, 7467213), (52, 5744010), (60, 4978142), (65, 4595208), (78, 3829340), (104, 2872005), (120, 2489071), (130, 2297604), (156, 1914670), (195, 1531736), (260, 1148802), (312, 957335), (390, 765868), (520, 574401), (780, 382934), (1560, 191467)]