256464768

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1307}}^1$

素因数の和:1404

約数の個数: 128

約数和(自身を含む): 789822720

約数和(自身を除く): 533357952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 73, 84, 96, 112, 128, 146, 168, 192, 219, 224, 292, 336, 384, 438, 448, 511, 584, 672, 876, 896, 1022, 1168, 1307, 1344, 1533, 1752, 2044, 2336, 2614, 2688, 3066, 3504, 3921, 4088, 4672, 5228, 6132, 7008, 7842, 8176, 9149, 9344, 10456, 12264, 14016, 15684, 16352, 18298, 20912, 24528, 27447, 28032, 31368, 32704, 36596, 41824, 49056, 54894, 62736, 65408, 73192, 83648, 95411, 98112, 109788, 125472, 146384, 167296, 190822, 196224, 219576, 250944, 286233, 292768, 381644, 439152, 501888, 572466, 585536, 667877, 763288, 878304, 1144932, 1171072, 1335754, 1526576, 1756608, 2003631, 2289864, 2671508, 3053152, 3513216, 4007262, 4579728, 5343016, 6106304, 8014524, 9159456, 10686032, 12212608, 16029048, 18318912, 21372064, 32058096, 36637824, 42744128, 64116192, 85488256, 128232384, 256464768]

約数ペア:

[(1, 256464768), (2, 128232384), (3, 85488256), (4, 64116192), (6, 42744128), (7, 36637824), (8, 32058096), (12, 21372064), (14, 18318912), (16, 16029048), (21, 12212608), (24, 10686032), (28, 9159456), (32, 8014524), (42, 6106304), (48, 5343016), (56, 4579728), (64, 4007262), (73, 3513216), (84, 3053152), (96, 2671508), (112, 2289864), (128, 2003631), (146, 1756608), (168, 1526576), (192, 1335754), (219, 1171072), (224, 1144932), (292, 878304), (336, 763288), (384, 667877), (438, 585536), (448, 572466), (511, 501888), (584, 439152), (672, 381644), (876, 292768), (896, 286233), (1022, 250944), (1168, 219576), (1307, 196224), (1344, 190822), (1533, 167296), (1752, 146384), (2044, 125472), (2336, 109788), (2614, 98112), (2688, 95411), (3066, 83648), (3504, 73192), (3921, 65408), (4088, 62736), (4672, 54894), (5228, 49056), (6132, 41824), (7008, 36596), (7842, 32704), (8176, 31368), (9149, 28032), (9344, 27447), (10456, 24528), (12264, 20912), (14016, 18298), (15684, 16352)]