290218968

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 288

約数和(自身を含む): 955787040

約数和(自身を除く): 665568072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 17, 18, 23, 24, 26, 34, 36, 39, 46, 51, 52, 61, 68, 69, 72, 78, 92, 102, 104, 117, 122, 136, 138, 153, 156, 169, 183, 184, 204, 207, 221, 234, 244, 276, 299, 306, 312, 338, 366, 391, 408, 414, 442, 468, 488, 507, 549, 552, 598, 612, 663, 676, 732, 782, 793, 828, 884, 897, 936, 1014, 1037, 1098, 1173, 1196, 1224, 1326, 1352, 1403, 1464, 1521, 1564, 1586, 1656, 1768, 1794, 1989, 2028, 2074, 2196, 2346, 2379, 2392, 2652, 2691, 2806, 2873, 3042, 3111, 3128, 3172, 3519, 3588, 3887, 3978, 4056, 4148, 4209, 4392, 4692, 4758, 5083, 5304, 5382, 5612, 5746, 6084, 6222, 6344, 7038, 7137, 7176, 7774, 7956, 8296, 8418, 8619, 9333, 9384, 9516, 10166, 10309, 10764, 11224, 11492, 11661, 12168, 12444, 12627, 13481, 14076, 14274, 15249, 15548, 15912, 16836, 17238, 18239, 18666, 19032, 20332, 20618, 21528, 22984, 23322, 23851, 24888, 25254, 25857, 26962, 28152, 28548, 30498, 30927, 31096, 33672, 34476, 34983, 36478, 37332, 40443, 40664, 41236, 45747, 46644, 47702, 50508, 51714, 53924, 54717, 57096, 60996, 61854, 66079, 68952, 69966, 71553, 72956, 74664, 80886, 82472, 91494, 92781, 93288, 95404, 101016, 103428, 107848, 109434, 121329, 121992, 123708, 132158, 139932, 143106, 145912, 161772, 164151, 175253, 182988, 185562, 190808, 198237, 206856, 214659, 218868, 237107, 242658, 247416, 264316, 279864, 286212, 310063, 323544, 328302, 350506, 365976, 371124, 396474, 429318, 437736, 474214, 485316, 525759, 528632, 572424, 594711, 620126, 656604, 701012, 711321, 742248, 792948, 858636, 930189, 948428, 970632, 1051518, 1189422, 1240252, 1313208, 1402024, 1422642, 1577277, 1585896, 1717272, 1860378, 1896856, 2103036, 2133963, 2378844, 2480504, 2790567, 2845284, 3154554, 3720756, 4030819, 4206072, 4267926, 4757688, 5581134, 5690568, 6309108, 7441512, 8061638, 8535852, 11162268, 12092457, 12618216, 16123276, 17071704, 22324536, 24184914, 32246552, 36277371, 48369828, 72554742, 96739656, 145109484, 290218968]

約数ペア:

[(1, 290218968), (2, 145109484), (3, 96739656), (4, 72554742), (6, 48369828), (8, 36277371), (9, 32246552), (12, 24184914), (13, 22324536), (17, 17071704), (18, 16123276), (23, 12618216), (24, 12092457), (26, 11162268), (34, 8535852), (36, 8061638), (39, 7441512), (46, 6309108), (51, 5690568), (52, 5581134), (61, 4757688), (68, 4267926), (69, 4206072), (72, 4030819), (78, 3720756), (92, 3154554), (102, 2845284), (104, 2790567), (117, 2480504), (122, 2378844), (136, 2133963), (138, 2103036), (153, 1896856), (156, 1860378), (169, 1717272), (183, 1585896), (184, 1577277), (204, 1422642), (207, 1402024), (221, 1313208), (234, 1240252), (244, 1189422), (276, 1051518), (299, 970632), (306, 948428), (312, 930189), (338, 858636), (366, 792948), (391, 742248), (408, 711321), (414, 701012), (442, 656604), (468, 620126), (488, 594711), (507, 572424), (549, 528632), (552, 525759), (598, 485316), (612, 474214), (663, 437736), (676, 429318), (732, 396474), (782, 371124), (793, 365976), (828, 350506), (884, 328302), (897, 323544), (936, 310063), (1014, 286212), (1037, 279864), (1098, 264316), (1173, 247416), (1196, 242658), (1224, 237107), (1326, 218868), (1352, 214659), (1403, 206856), (1464, 198237), (1521, 190808), (1564, 185562), (1586, 182988), (1656, 175253), (1768, 164151), (1794, 161772), (1989, 145912), (2028, 143106), (2074, 139932), (2196, 132158), (2346, 123708), (2379, 121992), (2392, 121329), (2652, 109434), (2691, 107848), (2806, 103428), (2873, 101016), (3042, 95404), (3111, 93288), (3128, 92781), (3172, 91494), (3519, 82472), (3588, 80886), (3887, 74664), (3978, 72956), (4056, 71553), (4148, 69966), (4209, 68952), (4392, 66079), (4692, 61854), (4758, 60996), (5083, 57096), (5304, 54717), (5382, 53924), (5612, 51714), (5746, 50508), (6084, 47702), (6222, 46644), (6344, 45747), (7038, 41236), (7137, 40664), (7176, 40443), (7774, 37332), (7956, 36478), (8296, 34983), (8418, 34476), (8619, 33672), (9333, 31096), (9384, 30927), (9516, 30498), (10166, 28548), (10309, 28152), (10764, 26962), (11224, 25857), (11492, 25254), (11661, 24888), (12168, 23851), (12444, 23322), (12627, 22984), (13481, 21528), (14076, 20618), (14274, 20332), (15249, 19032), (15548, 18666), (15912, 18239), (16836, 17238)]