491704920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{195121}}^1$

素因数の和:195145

約数の個数: 96

約数和(自身を含む): 1826341920

約数和(自身を除く): 1334637000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 195121, 390242, 585363, 780484, 975605, 1170726, 1365847, 1560968, 1756089, 1951210, 2341452, 2731694, 2926815, 3512178, 3902420, 4097541, 4682904, 5463388, 5853630, 6829235, 7024356, 7804840, 8195082, 8780445, 10926776, 11707260, 12292623, 13658470, 14048712, 16390164, 17560890, 20487705, 23414520, 24585246, 27316940, 32780328, 35121780, 40975410, 49170492, 54633880, 61463115, 70243560, 81950820, 98340984, 122926230, 163901640, 245852460, 491704920]

約数ペア:

[(1, 491704920), (2, 245852460), (3, 163901640), (4, 122926230), (5, 98340984), (6, 81950820), (7, 70243560), (8, 61463115), (9, 54633880), (10, 49170492), (12, 40975410), (14, 35121780), (15, 32780328), (18, 27316940), (20, 24585246), (21, 23414520), (24, 20487705), (28, 17560890), (30, 16390164), (35, 14048712), (36, 13658470), (40, 12292623), (42, 11707260), (45, 10926776), (56, 8780445), (60, 8195082), (63, 7804840), (70, 7024356), (72, 6829235), (84, 5853630), (90, 5463388), (105, 4682904), (120, 4097541), (126, 3902420), (140, 3512178), (168, 2926815), (180, 2731694), (210, 2341452), (252, 1951210), (280, 1756089), (315, 1560968), (360, 1365847), (420, 1170726), (504, 975605), (630, 780484), (840, 585363), (1260, 390242), (2520, 195121)]