479852720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1069}}^1$

素因数の和:1294

約数の個数: 80

約数和(自身を含む): 1159092480

約数和(自身を除く): 679239760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 181, 248, 310, 362, 496, 620, 724, 905, 1069, 1240, 1448, 1810, 2138, 2480, 2896, 3620, 4276, 5345, 5611, 7240, 8552, 10690, 11222, 14480, 17104, 21380, 22444, 28055, 33139, 42760, 44888, 56110, 66278, 85520, 89776, 112220, 132556, 165695, 193489, 224440, 265112, 331390, 386978, 448880, 530224, 662780, 773956, 967445, 1325560, 1547912, 1934890, 2651120, 3095824, 3869780, 5998159, 7739560, 11996318, 15479120, 23992636, 29990795, 47985272, 59981590, 95970544, 119963180, 239926360, 479852720]

約数ペア:

[(1, 479852720), (2, 239926360), (4, 119963180), (5, 95970544), (8, 59981590), (10, 47985272), (16, 29990795), (20, 23992636), (31, 15479120), (40, 11996318), (62, 7739560), (80, 5998159), (124, 3869780), (155, 3095824), (181, 2651120), (248, 1934890), (310, 1547912), (362, 1325560), (496, 967445), (620, 773956), (724, 662780), (905, 530224), (1069, 448880), (1240, 386978), (1448, 331390), (1810, 265112), (2138, 224440), (2480, 193489), (2896, 165695), (3620, 132556), (4276, 112220), (5345, 89776), (5611, 85520), (7240, 66278), (8552, 56110), (10690, 44888), (11222, 42760), (14480, 33139), (17104, 28055), (21380, 22444)]