305427840

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{587}}^1$

素因数の和:880

約数の個数: 128

約数和(自身を含む): 978808320

約数和(自身を除く): 673380480

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, 128, 160, 192, 240, 271, 320, 384, 480, 542, 587, 640, 813, 960, 1084, 1174, 1355, 1626, 1761, 1920, 2168, 2348, 2710, 2935, 3252, 3522, 4065, 4336, 4696, 5420, 5870, 6504, 7044, 8130, 8672, 8805, 9392, 10840, 11740, 13008, 14088, 16260, 17344, 17610, 18784, 21680, 23480, 26016, 28176, 32520, 34688, 35220, 37568, 43360, 46960, 52032, 56352, 65040, 70440, 75136, 86720, 93920, 104064, 112704, 130080, 140880, 159077, 173440, 187840, 225408, 260160, 281760, 318154, 375680, 477231, 520320, 563520, 636308, 795385, 954462, 1127040, 1272616, 1590770, 1908924, 2386155, 2545232, 3181540, 3817848, 4772310, 5090464, 6363080, 7635696, 9544620, 10180928, 12726160, 15271392, 19089240, 20361856, 25452320, 30542784, 38178480, 50904640, 61085568, 76356960, 101809280, 152713920, 305427840]

約数ペア:

[(1, 305427840), (2, 152713920), (3, 101809280), (4, 76356960), (5, 61085568), (6, 50904640), (8, 38178480), (10, 30542784), (12, 25452320), (15, 20361856), (16, 19089240), (20, 15271392), (24, 12726160), (30, 10180928), (32, 9544620), (40, 7635696), (48, 6363080), (60, 5090464), (64, 4772310), (80, 3817848), (96, 3181540), (120, 2545232), (128, 2386155), (160, 1908924), (192, 1590770), (240, 1272616), (271, 1127040), (320, 954462), (384, 795385), (480, 636308), (542, 563520), (587, 520320), (640, 477231), (813, 375680), (960, 318154), (1084, 281760), (1174, 260160), (1355, 225408), (1626, 187840), (1761, 173440), (1920, 159077), (2168, 140880), (2348, 130080), (2710, 112704), (2935, 104064), (3252, 93920), (3522, 86720), (4065, 75136), (4336, 70440), (4696, 65040), (5420, 56352), (5870, 52032), (6504, 46960), (7044, 43360), (8130, 37568), (8672, 35220), (8805, 34688), (9392, 32520), (10840, 28176), (11740, 26016), (13008, 23480), (14088, 21680), (16260, 18784), (17344, 17610)]