990375480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{9721}}^1$

素因数の和:10021

約数の個数: 96

約数和(自身を含む): 3230426160

約数和(自身を除く): 2240050680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 283, 360, 566, 849, 1132, 1415, 1698, 2264, 2547, 2830, 3396, 4245, 5094, 5660, 6792, 8490, 9721, 10188, 11320, 12735, 16980, 19442, 20376, 25470, 29163, 33960, 38884, 48605, 50940, 58326, 77768, 87489, 97210, 101880, 116652, 145815, 174978, 194420, 233304, 291630, 349956, 388840, 437445, 583260, 699912, 874890, 1166520, 1749780, 2751043, 3499560, 5502086, 8253129, 11004172, 13755215, 16506258, 22008344, 24759387, 27510430, 33012516, 41265645, 49518774, 55020860, 66025032, 82531290, 99037548, 110041720, 123796935, 165062580, 198075096, 247593870, 330125160, 495187740, 990375480]

約数ペア:

[(1, 990375480), (2, 495187740), (3, 330125160), (4, 247593870), (5, 198075096), (6, 165062580), (8, 123796935), (9, 110041720), (10, 99037548), (12, 82531290), (15, 66025032), (18, 55020860), (20, 49518774), (24, 41265645), (30, 33012516), (36, 27510430), (40, 24759387), (45, 22008344), (60, 16506258), (72, 13755215), (90, 11004172), (120, 8253129), (180, 5502086), (283, 3499560), (360, 2751043), (566, 1749780), (849, 1166520), (1132, 874890), (1415, 699912), (1698, 583260), (2264, 437445), (2547, 388840), (2830, 349956), (3396, 291630), (4245, 233304), (5094, 194420), (5660, 174978), (6792, 145815), (8490, 116652), (9721, 101880), (10188, 97210), (11320, 87489), (12735, 77768), (16980, 58326), (19442, 50940), (20376, 48605), (25470, 38884), (29163, 33960)]