18311912568

素因数分解:

$2^3\times 3^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1\times {\mathrm{379}}^1$

素因数の和:667

約数の個数: 256

約数和(自身を含む): 54847680000

約数和(自身を除く): 36535767432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 61, 72, 76, 108, 114, 122, 152, 171, 183, 193, 216, 228, 244, 342, 366, 379, 386, 456, 488, 513, 549, 579, 684, 732, 758, 772, 1026, 1098, 1137, 1158, 1159, 1368, 1464, 1516, 1544, 1647, 1737, 2052, 2196, 2274, 2316, 2318, 3032, 3294, 3411, 3474, 3477, 3667, 4104, 4392, 4548, 4632, 4636, 5211, 6588, 6822, 6948, 6954, 7201, 7334, 9096, 9272, 10233, 10422, 10431, 11001, 11773, 13176, 13644, 13896, 13908, 14402, 14668, 20466, 20844, 20862, 21603, 22002, 23119, 23546, 27288, 27816, 28804, 29336, 31293, 33003, 35319, 40932, 41688, 41724, 43206, 44004, 46238, 47092, 57608, 62586, 64809, 66006, 69357, 70638, 73147, 81864, 83448, 86412, 88008, 92476, 94184, 99009, 105957, 125172, 129618, 132012, 138714, 141276, 146294, 172824, 184952, 194427, 198018, 208071, 211914, 219441, 223687, 250344, 259236, 264024, 277428, 282552, 292588, 317871, 388854, 396036, 416142, 423828, 438882, 439261, 447374, 518472, 554856, 585176, 624213, 635742, 658323, 671061, 777708, 792072, 832284, 847656, 877764, 878522, 894748, 1248426, 1271484, 1316646, 1317783, 1342122, 1389793, 1555416, 1664568, 1755528, 1757044, 1789496, 1974969, 2013183, 2496852, 2542968, 2633292, 2635566, 2684244, 2779586, 3514088, 3949938, 3953349, 4026366, 4169379, 4461967, 4993704, 5266584, 5271132, 5368488, 5559172, 6039549, 7899876, 7906698, 8052732, 8338758, 8923934, 10542264, 11118344, 11860047, 12079098, 12508137, 13385901, 15799752, 15813396, 16105464, 16677516, 17847868, 23720094, 24158196, 25016274, 26771802, 31626792, 33355032, 35695736, 37524411, 40157703, 47440188, 48316392, 50032548, 53543604, 75048822, 80315406, 84777373, 94880376, 100065096, 107087208, 120473109, 150097644, 160630812, 169554746, 240946218, 254332119, 300195288, 321261624, 339109492, 481892436, 508664238, 678218984, 762996357, 963784872, 1017328476, 1525992714, 2034656952, 2288989071, 3051985428, 4577978142, 6103970856, 9155956284, 18311912568]

約数ペア:

[(1, 18311912568), (2, 9155956284), (3, 6103970856), (4, 4577978142), (6, 3051985428), (8, 2288989071), (9, 2034656952), (12, 1525992714), (18, 1017328476), (19, 963784872), (24, 762996357), (27, 678218984), (36, 508664238), (38, 481892436), (54, 339109492), (57, 321261624), (61, 300195288), (72, 254332119), (76, 240946218), (108, 169554746), (114, 160630812), (122, 150097644), (152, 120473109), (171, 107087208), (183, 100065096), (193, 94880376), (216, 84777373), (228, 80315406), (244, 75048822), (342, 53543604), (366, 50032548), (379, 48316392), (386, 47440188), (456, 40157703), (488, 37524411), (513, 35695736), (549, 33355032), (579, 31626792), (684, 26771802), (732, 25016274), (758, 24158196), (772, 23720094), (1026, 17847868), (1098, 16677516), (1137, 16105464), (1158, 15813396), (1159, 15799752), (1368, 13385901), (1464, 12508137), (1516, 12079098), (1544, 11860047), (1647, 11118344), (1737, 10542264), (2052, 8923934), (2196, 8338758), (2274, 8052732), (2316, 7906698), (2318, 7899876), (3032, 6039549), (3294, 5559172), (3411, 5368488), (3474, 5271132), (3477, 5266584), (3667, 4993704), (4104, 4461967), (4392, 4169379), (4548, 4026366), (4632, 3953349), (4636, 3949938), (5211, 3514088), (6588, 2779586), (6822, 2684244), (6948, 2635566), (6954, 2633292), (7201, 2542968), (7334, 2496852), (9096, 2013183), (9272, 1974969), (10233, 1789496), (10422, 1757044), (10431, 1755528), (11001, 1664568), (11773, 1555416), (13176, 1389793), (13644, 1342122), (13896, 1317783), (13908, 1316646), (14402, 1271484), (14668, 1248426), (20466, 894748), (20844, 878522), (20862, 877764), (21603, 847656), (22002, 832284), (23119, 792072), (23546, 777708), (27288, 671061), (27816, 658323), (28804, 635742), (29336, 624213), (31293, 585176), (33003, 554856), (35319, 518472), (40932, 447374), (41688, 439261), (41724, 438882), (43206, 423828), (44004, 416142), (46238, 396036), (47092, 388854), (57608, 317871), (62586, 292588), (64809, 282552), (66006, 277428), (69357, 264024), (70638, 259236), (73147, 250344), (81864, 223687), (83448, 219441), (86412, 211914), (88008, 208071), (92476, 198018), (94184, 194427), (99009, 184952), (105957, 172824), (125172, 146294), (129618, 141276), (132012, 138714)]