221291784

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7703}}^1$

素因数の和:7744

約数の個数: 128

約数和(自身を含む): 739584000

約数和(自身を除く): 518292216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 7703, 9576, 14364, 15406, 23109, 28728, 30812, 46218, 53921, 61624, 69327, 92436, 107842, 138654, 146357, 161763, 184872, 207981, 215684, 277308, 292714, 323526, 415962, 431368, 439071, 485289, 554616, 585428, 647052, 831924, 878142, 970578, 1024499, 1170856, 1294104, 1317213, 1455867, 1663848, 1756284, 1941156, 2048998, 2634426, 2911734, 3073497, 3512568, 3882312, 3951639, 4097996, 5268852, 5823468, 6146994, 7903278, 8195992, 9220491, 10537704, 11646936, 12293988, 15806556, 18440982, 24587976, 27661473, 31613112, 36881964, 55322946, 73763928, 110645892, 221291784]

約数ペア:

[(1, 221291784), (2, 110645892), (3, 73763928), (4, 55322946), (6, 36881964), (7, 31613112), (8, 27661473), (9, 24587976), (12, 18440982), (14, 15806556), (18, 12293988), (19, 11646936), (21, 10537704), (24, 9220491), (27, 8195992), (28, 7903278), (36, 6146994), (38, 5823468), (42, 5268852), (54, 4097996), (56, 3951639), (57, 3882312), (63, 3512568), (72, 3073497), (76, 2911734), (84, 2634426), (108, 2048998), (114, 1941156), (126, 1756284), (133, 1663848), (152, 1455867), (168, 1317213), (171, 1294104), (189, 1170856), (216, 1024499), (228, 970578), (252, 878142), (266, 831924), (342, 647052), (378, 585428), (399, 554616), (456, 485289), (504, 439071), (513, 431368), (532, 415962), (684, 323526), (756, 292714), (798, 277308), (1026, 215684), (1064, 207981), (1197, 184872), (1368, 161763), (1512, 146357), (1596, 138654), (2052, 107842), (2394, 92436), (3192, 69327), (3591, 61624), (4104, 53921), (4788, 46218), (7182, 30812), (7703, 28728), (9576, 23109), (14364, 15406)]