1978602720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{463}}^1$

素因数の和:817

約数の個数: 192

約数和(自身を含む): 6482488320

約数和(自身を除く): 4503885600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 80, 87, 96, 116, 120, 145, 160, 174, 232, 240, 290, 307, 348, 435, 463, 464, 480, 580, 614, 696, 870, 921, 926, 928, 1160, 1228, 1389, 1392, 1535, 1740, 1842, 1852, 2315, 2320, 2456, 2778, 2784, 3070, 3480, 3684, 3704, 4605, 4630, 4640, 4912, 5556, 6140, 6945, 6960, 7368, 7408, 8903, 9210, 9260, 9824, 11112, 12280, 13427, 13890, 13920, 14736, 14816, 17806, 18420, 18520, 22224, 24560, 26709, 26854, 27780, 29472, 35612, 36840, 37040, 40281, 44448, 44515, 49120, 53418, 53708, 55560, 67135, 71224, 73680, 74080, 80562, 89030, 106836, 107416, 111120, 133545, 134270, 142141, 142448, 147360, 161124, 178060, 201405, 213672, 214832, 222240, 267090, 268540, 284282, 284896, 322248, 356120, 402810, 426423, 427344, 429664, 534180, 537080, 568564, 644496, 710705, 712240, 805620, 852846, 854688, 1068360, 1074160, 1137128, 1288992, 1421410, 1424480, 1611240, 1705692, 2132115, 2136720, 2148320, 2274256, 2842820, 3222480, 3411384, 4122089, 4264230, 4273440, 4548512, 5685640, 6444960, 6822768, 8244178, 8528460, 11371280, 12366267, 13645536, 16488356, 17056920, 20610445, 22742560, 24732534, 32976712, 34113840, 41220890, 49465068, 61831335, 65953424, 68227680, 82441780, 98930136, 123662670, 131906848, 164883560, 197860272, 247325340, 329767120, 395720544, 494650680, 659534240, 989301360, 1978602720]

約数ペア:

[(1, 1978602720), (2, 989301360), (3, 659534240), (4, 494650680), (5, 395720544), (6, 329767120), (8, 247325340), (10, 197860272), (12, 164883560), (15, 131906848), (16, 123662670), (20, 98930136), (24, 82441780), (29, 68227680), (30, 65953424), (32, 61831335), (40, 49465068), (48, 41220890), (58, 34113840), (60, 32976712), (80, 24732534), (87, 22742560), (96, 20610445), (116, 17056920), (120, 16488356), (145, 13645536), (160, 12366267), (174, 11371280), (232, 8528460), (240, 8244178), (290, 6822768), (307, 6444960), (348, 5685640), (435, 4548512), (463, 4273440), (464, 4264230), (480, 4122089), (580, 3411384), (614, 3222480), (696, 2842820), (870, 2274256), (921, 2148320), (926, 2136720), (928, 2132115), (1160, 1705692), (1228, 1611240), (1389, 1424480), (1392, 1421410), (1535, 1288992), (1740, 1137128), (1842, 1074160), (1852, 1068360), (2315, 854688), (2320, 852846), (2456, 805620), (2778, 712240), (2784, 710705), (3070, 644496), (3480, 568564), (3684, 537080), (3704, 534180), (4605, 429664), (4630, 427344), (4640, 426423), (4912, 402810), (5556, 356120), (6140, 322248), (6945, 284896), (6960, 284282), (7368, 268540), (7408, 267090), (8903, 222240), (9210, 214832), (9260, 213672), (9824, 201405), (11112, 178060), (12280, 161124), (13427, 147360), (13890, 142448), (13920, 142141), (14736, 134270), (14816, 133545), (17806, 111120), (18420, 107416), (18520, 106836), (22224, 89030), (24560, 80562), (26709, 74080), (26854, 73680), (27780, 71224), (29472, 67135), (35612, 55560), (36840, 53708), (37040, 53418), (40281, 49120), (44448, 44515)]