221449788

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1$

素因数の和:619

約数の個数: 168

約数和(自身を含む): 700219520

約数和(自身を除く): 478769732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 81, 84, 108, 114, 126, 133, 162, 171, 189, 228, 243, 252, 266, 324, 342, 378, 399, 486, 513, 532, 567, 571, 684, 729, 756, 798, 972, 1026, 1134, 1142, 1197, 1458, 1539, 1596, 1701, 1713, 2052, 2268, 2284, 2394, 2916, 3078, 3402, 3426, 3591, 3997, 4617, 4788, 5103, 5139, 6156, 6804, 6852, 7182, 7994, 9234, 10206, 10278, 10773, 10849, 11991, 13851, 14364, 15417, 15988, 18468, 20412, 20556, 21546, 21698, 23982, 27702, 30834, 32319, 32547, 35973, 43092, 43396, 46251, 47964, 55404, 61668, 64638, 65094, 71946, 75943, 92502, 96957, 97641, 107919, 129276, 130188, 138753, 143892, 151886, 185004, 193914, 195282, 215838, 227829, 277506, 292923, 303772, 323757, 387828, 390564, 416259, 431676, 455658, 555012, 585846, 647514, 683487, 832518, 878769, 911316, 971271, 1171692, 1295028, 1366974, 1665036, 1757538, 1942542, 2050461, 2636307, 2733948, 2913813, 3515076, 3885084, 4100922, 5272614, 5827626, 6151383, 7908921, 8201844, 10545228, 11655252, 12302766, 15817842, 18454149, 24605532, 31635684, 36908298, 55362447, 73816596, 110724894, 221449788]

約数ペア:

[(1, 221449788), (2, 110724894), (3, 73816596), (4, 55362447), (6, 36908298), (7, 31635684), (9, 24605532), (12, 18454149), (14, 15817842), (18, 12302766), (19, 11655252), (21, 10545228), (27, 8201844), (28, 7908921), (36, 6151383), (38, 5827626), (42, 5272614), (54, 4100922), (57, 3885084), (63, 3515076), (76, 2913813), (81, 2733948), (84, 2636307), (108, 2050461), (114, 1942542), (126, 1757538), (133, 1665036), (162, 1366974), (171, 1295028), (189, 1171692), (228, 971271), (243, 911316), (252, 878769), (266, 832518), (324, 683487), (342, 647514), (378, 585846), (399, 555012), (486, 455658), (513, 431676), (532, 416259), (567, 390564), (571, 387828), (684, 323757), (729, 303772), (756, 292923), (798, 277506), (972, 227829), (1026, 215838), (1134, 195282), (1142, 193914), (1197, 185004), (1458, 151886), (1539, 143892), (1596, 138753), (1701, 130188), (1713, 129276), (2052, 107919), (2268, 97641), (2284, 96957), (2394, 92502), (2916, 75943), (3078, 71946), (3402, 65094), (3426, 64638), (3591, 61668), (3997, 55404), (4617, 47964), (4788, 46251), (5103, 43396), (5139, 43092), (6156, 35973), (6804, 32547), (6852, 32319), (7182, 30834), (7994, 27702), (9234, 23982), (10206, 21698), (10278, 21546), (10773, 20556), (10849, 20412), (11991, 18468), (13851, 15988), (14364, 15417)]