343284080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{929}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 830304000

約数和(自身を除く): 487019920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 149, 155, 248, 298, 310, 496, 596, 620, 745, 929, 1192, 1240, 1490, 1858, 2384, 2480, 2980, 3716, 4619, 4645, 5960, 7432, 9238, 9290, 11920, 14864, 18476, 18580, 23095, 28799, 36952, 37160, 46190, 57598, 73904, 74320, 92380, 115196, 138421, 143995, 184760, 230392, 276842, 287990, 369520, 460784, 553684, 575980, 692105, 1107368, 1151960, 1384210, 2214736, 2303920, 2768420, 4291051, 5536840, 8582102, 11073680, 17164204, 21455255, 34328408, 42910510, 68656816, 85821020, 171642040, 343284080]

約数ペア:

[(1, 343284080), (2, 171642040), (4, 85821020), (5, 68656816), (8, 42910510), (10, 34328408), (16, 21455255), (20, 17164204), (31, 11073680), (40, 8582102), (62, 5536840), (80, 4291051), (124, 2768420), (149, 2303920), (155, 2214736), (248, 1384210), (298, 1151960), (310, 1107368), (496, 692105), (596, 575980), (620, 553684), (745, 460784), (929, 369520), (1192, 287990), (1240, 276842), (1490, 230392), (1858, 184760), (2384, 143995), (2480, 138421), (2980, 115196), (3716, 92380), (4619, 74320), (4645, 73904), (5960, 57598), (7432, 46190), (9238, 37160), (9290, 36952), (11920, 28799), (14864, 23095), (18476, 18580)]