221387544

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:478

約数の個数: 192

約数和(自身を含む): 735072000

約数和(自身を除く): 513684456

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 61, 63, 72, 76, 84, 114, 122, 126, 133, 152, 168, 171, 183, 228, 244, 252, 266, 342, 366, 379, 399, 427, 456, 488, 504, 532, 549, 684, 732, 758, 798, 854, 1064, 1098, 1137, 1159, 1197, 1281, 1368, 1464, 1516, 1596, 1708, 2196, 2274, 2318, 2394, 2562, 2653, 3032, 3192, 3411, 3416, 3477, 3843, 4392, 4548, 4636, 4788, 5124, 5306, 6822, 6954, 7201, 7686, 7959, 8113, 9096, 9272, 9576, 10248, 10431, 10612, 13644, 13908, 14402, 15372, 15918, 16226, 20862, 21224, 21603, 23119, 23877, 24339, 27288, 27816, 28804, 30744, 31836, 32452, 41724, 43206, 46238, 47754, 48678, 50407, 57608, 63672, 64809, 64904, 69357, 73017, 83448, 86412, 92476, 95508, 97356, 100814, 129618, 138714, 146034, 151221, 161833, 172824, 184952, 191016, 194712, 201628, 208071, 259236, 277428, 292068, 302442, 323666, 403256, 416142, 439261, 453663, 485499, 518472, 554856, 584136, 604884, 647332, 832284, 878522, 907326, 970998, 1209768, 1294664, 1317783, 1456497, 1664568, 1757044, 1814652, 1941996, 2635566, 2912994, 3074827, 3514088, 3629304, 3883992, 3953349, 5271132, 5825988, 6149654, 7906698, 9224481, 10542264, 11651976, 12299308, 15813396, 18448962, 24598616, 27673443, 31626792, 36897924, 55346886, 73795848, 110693772, 221387544]

約数ペア:

[(1, 221387544), (2, 110693772), (3, 73795848), (4, 55346886), (6, 36897924), (7, 31626792), (8, 27673443), (9, 24598616), (12, 18448962), (14, 15813396), (18, 12299308), (19, 11651976), (21, 10542264), (24, 9224481), (28, 7906698), (36, 6149654), (38, 5825988), (42, 5271132), (56, 3953349), (57, 3883992), (61, 3629304), (63, 3514088), (72, 3074827), (76, 2912994), (84, 2635566), (114, 1941996), (122, 1814652), (126, 1757044), (133, 1664568), (152, 1456497), (168, 1317783), (171, 1294664), (183, 1209768), (228, 970998), (244, 907326), (252, 878522), (266, 832284), (342, 647332), (366, 604884), (379, 584136), (399, 554856), (427, 518472), (456, 485499), (488, 453663), (504, 439261), (532, 416142), (549, 403256), (684, 323666), (732, 302442), (758, 292068), (798, 277428), (854, 259236), (1064, 208071), (1098, 201628), (1137, 194712), (1159, 191016), (1197, 184952), (1281, 172824), (1368, 161833), (1464, 151221), (1516, 146034), (1596, 138714), (1708, 129618), (2196, 100814), (2274, 97356), (2318, 95508), (2394, 92476), (2562, 86412), (2653, 83448), (3032, 73017), (3192, 69357), (3411, 64904), (3416, 64809), (3477, 63672), (3843, 57608), (4392, 50407), (4548, 48678), (4636, 47754), (4788, 46238), (5124, 43206), (5306, 41724), (6822, 32452), (6954, 31836), (7201, 30744), (7686, 28804), (7959, 27816), (8113, 27288), (9096, 24339), (9272, 23877), (9576, 23119), (10248, 21603), (10431, 21224), (10612, 20862), (13644, 16226), (13908, 15918), (14402, 15372)]