278286768

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2819

約数の個数: 120

約数和(自身を含む): 842270000

約数和(自身を除く): 563983232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 37, 38, 48, 57, 72, 74, 76, 111, 114, 144, 148, 152, 171, 222, 228, 296, 304, 333, 342, 444, 456, 592, 666, 684, 703, 888, 912, 1332, 1368, 1406, 1776, 2109, 2664, 2736, 2749, 2812, 4218, 5328, 5498, 5624, 6327, 8247, 8436, 10996, 11248, 12654, 16494, 16872, 21992, 24741, 25308, 32988, 33744, 43984, 49482, 50616, 52231, 65976, 98964, 101232, 101713, 104462, 131952, 156693, 197928, 203426, 208924, 305139, 313386, 395856, 406852, 417848, 470079, 610278, 626772, 813704, 835696, 915417, 940158, 1220556, 1253544, 1627408, 1830834, 1880316, 1932547, 2441112, 2507088, 3661668, 3760632, 3865094, 4882224, 5797641, 7323336, 7521264, 7730188, 11595282, 14646672, 15460376, 17392923, 23190564, 30920752, 34785846, 46381128, 69571692, 92762256, 139143384, 278286768]

約数ペア:

[(1, 278286768), (2, 139143384), (3, 92762256), (4, 69571692), (6, 46381128), (8, 34785846), (9, 30920752), (12, 23190564), (16, 17392923), (18, 15460376), (19, 14646672), (24, 11595282), (36, 7730188), (37, 7521264), (38, 7323336), (48, 5797641), (57, 4882224), (72, 3865094), (74, 3760632), (76, 3661668), (111, 2507088), (114, 2441112), (144, 1932547), (148, 1880316), (152, 1830834), (171, 1627408), (222, 1253544), (228, 1220556), (296, 940158), (304, 915417), (333, 835696), (342, 813704), (444, 626772), (456, 610278), (592, 470079), (666, 417848), (684, 406852), (703, 395856), (888, 313386), (912, 305139), (1332, 208924), (1368, 203426), (1406, 197928), (1776, 156693), (2109, 131952), (2664, 104462), (2736, 101713), (2749, 101232), (2812, 98964), (4218, 65976), (5328, 52231), (5498, 50616), (5624, 49482), (6327, 43984), (8247, 33744), (8436, 32988), (10996, 25308), (11248, 24741), (12654, 21992), (16494, 16872)]