278220480

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{821}}^1$

素因数の和:1194

約数の個数: 112

約数和(自身を含む): 886931424

約数和(自身を除く): 608710944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 353, 480, 706, 821, 960, 1059, 1412, 1642, 1765, 2118, 2463, 2824, 3284, 3530, 4105, 4236, 4926, 5295, 5648, 6568, 7060, 8210, 8472, 9852, 10590, 11296, 12315, 13136, 14120, 16420, 16944, 19704, 21180, 22592, 24630, 26272, 28240, 32840, 33888, 39408, 42360, 49260, 52544, 56480, 65680, 67776, 78816, 84720, 98520, 112960, 131360, 157632, 169440, 197040, 262720, 289813, 338880, 394080, 579626, 788160, 869439, 1159252, 1449065, 1738878, 2318504, 2898130, 3477756, 4347195, 4637008, 5796260, 6955512, 8694390, 9274016, 11592520, 13911024, 17388780, 18548032, 23185040, 27822048, 34777560, 46370080, 55644096, 69555120, 92740160, 139110240, 278220480]

約数ペア:

[(1, 278220480), (2, 139110240), (3, 92740160), (4, 69555120), (5, 55644096), (6, 46370080), (8, 34777560), (10, 27822048), (12, 23185040), (15, 18548032), (16, 17388780), (20, 13911024), (24, 11592520), (30, 9274016), (32, 8694390), (40, 6955512), (48, 5796260), (60, 4637008), (64, 4347195), (80, 3477756), (96, 2898130), (120, 2318504), (160, 1738878), (192, 1449065), (240, 1159252), (320, 869439), (353, 788160), (480, 579626), (706, 394080), (821, 338880), (960, 289813), (1059, 262720), (1412, 197040), (1642, 169440), (1765, 157632), (2118, 131360), (2463, 112960), (2824, 98520), (3284, 84720), (3530, 78816), (4105, 67776), (4236, 65680), (4926, 56480), (5295, 52544), (5648, 49260), (6568, 42360), (7060, 39408), (8210, 33888), (8472, 32840), (9852, 28240), (10590, 26272), (11296, 24630), (12315, 22592), (13136, 21180), (14120, 19704), (16420, 16944)]