397567560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8221}}^1$

素因数の和:8279

約数の個数: 128

約数和(自身を含む): 1326044160

約数和(自身を除く): 928476600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 6045, 8060, 8221, 9672, 12090, 16120, 16442, 24180, 24663, 32884, 41105, 48360, 49326, 65768, 82210, 98652, 106873, 123315, 164420, 197304, 213746, 246630, 254851, 320619, 328840, 427492, 493260, 509702, 534365, 641238, 764553, 854984, 986520, 1019404, 1068730, 1274255, 1282476, 1529106, 1603095, 2038808, 2137460, 2548510, 2564952, 3058212, 3206190, 3313063, 3822765, 4274920, 5097020, 6116424, 6412380, 6626126, 7645530, 9939189, 10194040, 12824760, 13252252, 15291060, 16565315, 19878378, 26504504, 30582120, 33130630, 39756756, 49695945, 66261260, 79513512, 99391890, 132522520, 198783780, 397567560]

約数ペア:

[(1, 397567560), (2, 198783780), (3, 132522520), (4, 99391890), (5, 79513512), (6, 66261260), (8, 49695945), (10, 39756756), (12, 33130630), (13, 30582120), (15, 26504504), (20, 19878378), (24, 16565315), (26, 15291060), (30, 13252252), (31, 12824760), (39, 10194040), (40, 9939189), (52, 7645530), (60, 6626126), (62, 6412380), (65, 6116424), (78, 5097020), (93, 4274920), (104, 3822765), (120, 3313063), (124, 3206190), (130, 3058212), (155, 2564952), (156, 2548510), (186, 2137460), (195, 2038808), (248, 1603095), (260, 1529106), (310, 1282476), (312, 1274255), (372, 1068730), (390, 1019404), (403, 986520), (465, 854984), (520, 764553), (620, 641238), (744, 534365), (780, 509702), (806, 493260), (930, 427492), (1209, 328840), (1240, 320619), (1560, 254851), (1612, 246630), (1860, 213746), (2015, 197304), (2418, 164420), (3224, 123315), (3720, 106873), (4030, 98652), (4836, 82210), (6045, 65768), (8060, 49326), (8221, 48360), (9672, 41105), (12090, 32884), (16120, 24663), (16442, 24180)]