278317404

素因数分解:

$2^2\times 3^3\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{241}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 790488160

約数和(自身を除く): 512170756

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 37, 51, 54, 68, 74, 102, 108, 111, 148, 153, 204, 222, 241, 289, 306, 333, 444, 459, 482, 578, 612, 629, 666, 723, 867, 918, 964, 999, 1156, 1258, 1332, 1446, 1734, 1836, 1887, 1998, 2169, 2516, 2601, 2892, 3468, 3774, 3996, 4097, 4338, 5202, 5661, 6507, 7548, 7803, 8194, 8676, 8917, 10404, 10693, 11322, 12291, 13014, 15606, 16388, 16983, 17834, 21386, 22644, 24582, 26028, 26751, 31212, 32079, 33966, 35668, 36873, 42772, 49164, 53502, 64158, 67932, 69649, 73746, 80253, 96237, 107004, 110619, 128316, 139298, 147492, 151589, 160506, 192474, 208947, 221238, 240759, 278596, 288711, 303178, 321012, 384948, 417894, 442476, 454767, 481518, 577422, 606356, 626841, 835788, 909534, 963036, 1154844, 1253682, 1364301, 1819068, 1880523, 2507364, 2577013, 2728602, 3761046, 4092903, 5154026, 5457204, 7522092, 7731039, 8185806, 10308052, 15462078, 16371612, 23193117, 30924156, 46386234, 69579351, 92772468, 139158702, 278317404]

約数ペア:

[(1, 278317404), (2, 139158702), (3, 92772468), (4, 69579351), (6, 46386234), (9, 30924156), (12, 23193117), (17, 16371612), (18, 15462078), (27, 10308052), (34, 8185806), (36, 7731039), (37, 7522092), (51, 5457204), (54, 5154026), (68, 4092903), (74, 3761046), (102, 2728602), (108, 2577013), (111, 2507364), (148, 1880523), (153, 1819068), (204, 1364301), (222, 1253682), (241, 1154844), (289, 963036), (306, 909534), (333, 835788), (444, 626841), (459, 606356), (482, 577422), (578, 481518), (612, 454767), (629, 442476), (666, 417894), (723, 384948), (867, 321012), (918, 303178), (964, 288711), (999, 278596), (1156, 240759), (1258, 221238), (1332, 208947), (1446, 192474), (1734, 160506), (1836, 151589), (1887, 147492), (1998, 139298), (2169, 128316), (2516, 110619), (2601, 107004), (2892, 96237), (3468, 80253), (3774, 73746), (3996, 69649), (4097, 67932), (4338, 64158), (5202, 53502), (5661, 49164), (6507, 42772), (7548, 36873), (7803, 35668), (8194, 33966), (8676, 32079), (8917, 31212), (10404, 26751), (10693, 26028), (11322, 24582), (12291, 22644), (13014, 21386), (15606, 17834), (16388, 16983)]