28970880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 94003200

約数和(自身を除く): 65032320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 191, 192, 237, 240, 316, 320, 382, 384, 395, 474, 480, 573, 632, 640, 764, 790, 948, 955, 960, 1146, 1185, 1264, 1528, 1580, 1896, 1910, 1920, 2292, 2370, 2528, 2865, 3056, 3160, 3792, 3820, 4584, 4740, 5056, 5730, 6112, 6320, 7584, 7640, 9168, 9480, 10112, 11460, 12224, 12640, 15089, 15168, 15280, 18336, 18960, 22920, 24448, 25280, 30178, 30336, 30560, 36672, 37920, 45267, 45840, 50560, 60356, 61120, 73344, 75445, 75840, 90534, 91680, 120712, 122240, 150890, 151680, 181068, 183360, 226335, 241424, 301780, 362136, 366720, 452670, 482848, 603560, 724272, 905340, 965696, 1207120, 1448544, 1810680, 1931392, 2414240, 2897088, 3621360, 4828480, 5794176, 7242720, 9656960, 14485440, 28970880]

約数ペア:

[(1, 28970880), (2, 14485440), (3, 9656960), (4, 7242720), (5, 5794176), (6, 4828480), (8, 3621360), (10, 2897088), (12, 2414240), (15, 1931392), (16, 1810680), (20, 1448544), (24, 1207120), (30, 965696), (32, 905340), (40, 724272), (48, 603560), (60, 482848), (64, 452670), (79, 366720), (80, 362136), (96, 301780), (120, 241424), (128, 226335), (158, 183360), (160, 181068), (191, 151680), (192, 150890), (237, 122240), (240, 120712), (316, 91680), (320, 90534), (382, 75840), (384, 75445), (395, 73344), (474, 61120), (480, 60356), (573, 50560), (632, 45840), (640, 45267), (764, 37920), (790, 36672), (948, 30560), (955, 30336), (960, 30178), (1146, 25280), (1185, 24448), (1264, 22920), (1528, 18960), (1580, 18336), (1896, 15280), (1910, 15168), (1920, 15089), (2292, 12640), (2370, 12224), (2528, 11460), (2865, 10112), (3056, 9480), (3160, 9168), (3792, 7640), (3820, 7584), (4584, 6320), (4740, 6112), (5056, 5730)]