81901512

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:137

約数の個数: 288

約数和(自身を含む): 298771200

約数和(自身を除く): 216869688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 17, 18, 21, 22, 24, 28, 33, 34, 36, 42, 44, 51, 56, 63, 66, 68, 72, 77, 79, 84, 88, 99, 102, 119, 121, 126, 132, 136, 153, 154, 158, 168, 187, 198, 204, 231, 237, 238, 242, 252, 264, 306, 308, 316, 357, 363, 374, 396, 408, 462, 474, 476, 484, 504, 553, 561, 612, 616, 632, 693, 711, 714, 726, 748, 792, 847, 869, 924, 948, 952, 968, 1071, 1089, 1106, 1122, 1224, 1309, 1343, 1386, 1422, 1428, 1452, 1496, 1659, 1683, 1694, 1738, 1848, 1896, 2057, 2142, 2178, 2212, 2244, 2541, 2607, 2618, 2686, 2772, 2844, 2856, 2904, 3318, 3366, 3388, 3476, 3927, 4029, 4114, 4284, 4356, 4424, 4488, 4977, 5082, 5214, 5236, 5372, 5544, 5688, 6083, 6171, 6636, 6732, 6776, 6952, 7623, 7821, 7854, 8058, 8228, 8568, 8712, 9401, 9559, 9954, 10164, 10428, 10472, 10744, 11781, 12087, 12166, 12342, 13272, 13464, 14399, 14773, 15246, 15642, 15708, 16116, 16456, 18249, 18513, 18802, 19118, 19908, 20328, 20856, 23562, 24174, 24332, 24684, 28203, 28677, 28798, 29546, 30492, 31284, 31416, 32232, 36498, 37026, 37604, 38236, 39816, 43197, 44319, 47124, 48348, 48664, 49368, 54747, 56406, 57354, 57596, 59092, 60984, 62568, 66913, 72996, 74052, 75208, 76472, 84609, 86031, 86394, 88638, 94248, 96696, 103411, 109494, 112812, 114708, 115192, 118184, 129591, 132957, 133826, 145992, 148104, 162503, 169218, 172062, 172788, 177276, 200739, 206822, 218988, 225624, 229416, 259182, 265914, 267652, 310233, 325006, 338436, 344124, 345576, 354552, 401478, 413644, 437976, 487509, 518364, 531828, 535304, 602217, 620466, 650012, 676872, 688248, 802956, 827288, 930699, 975018, 1036728, 1063656, 1137521, 1204434, 1240932, 1300024, 1462527, 1605912, 1861398, 1950036, 2275042, 2408868, 2481864, 2925054, 3412563, 3722796, 3900072, 4550084, 4817736, 5850108, 6825126, 7445592, 9100168, 10237689, 11700216, 13650252, 20475378, 27300504, 40950756, 81901512]

約数ペア:

[(1, 81901512), (2, 40950756), (3, 27300504), (4, 20475378), (6, 13650252), (7, 11700216), (8, 10237689), (9, 9100168), (11, 7445592), (12, 6825126), (14, 5850108), (17, 4817736), (18, 4550084), (21, 3900072), (22, 3722796), (24, 3412563), (28, 2925054), (33, 2481864), (34, 2408868), (36, 2275042), (42, 1950036), (44, 1861398), (51, 1605912), (56, 1462527), (63, 1300024), (66, 1240932), (68, 1204434), (72, 1137521), (77, 1063656), (79, 1036728), (84, 975018), (88, 930699), (99, 827288), (102, 802956), (119, 688248), (121, 676872), (126, 650012), (132, 620466), (136, 602217), (153, 535304), (154, 531828), (158, 518364), (168, 487509), (187, 437976), (198, 413644), (204, 401478), (231, 354552), (237, 345576), (238, 344124), (242, 338436), (252, 325006), (264, 310233), (306, 267652), (308, 265914), (316, 259182), (357, 229416), (363, 225624), (374, 218988), (396, 206822), (408, 200739), (462, 177276), (474, 172788), (476, 172062), (484, 169218), (504, 162503), (553, 148104), (561, 145992), (612, 133826), (616, 132957), (632, 129591), (693, 118184), (711, 115192), (714, 114708), (726, 112812), (748, 109494), (792, 103411), (847, 96696), (869, 94248), (924, 88638), (948, 86394), (952, 86031), (968, 84609), (1071, 76472), (1089, 75208), (1106, 74052), (1122, 72996), (1224, 66913), (1309, 62568), (1343, 60984), (1386, 59092), (1422, 57596), (1428, 57354), (1452, 56406), (1496, 54747), (1659, 49368), (1683, 48664), (1694, 48348), (1738, 47124), (1848, 44319), (1896, 43197), (2057, 39816), (2142, 38236), (2178, 37604), (2212, 37026), (2244, 36498), (2541, 32232), (2607, 31416), (2618, 31284), (2686, 30492), (2772, 29546), (2844, 28798), (2856, 28677), (2904, 28203), (3318, 24684), (3366, 24332), (3388, 24174), (3476, 23562), (3927, 20856), (4029, 20328), (4114, 19908), (4284, 19118), (4356, 18802), (4424, 18513), (4488, 18249), (4977, 16456), (5082, 16116), (5214, 15708), (5236, 15642), (5372, 15246), (5544, 14773), (5688, 14399), (6083, 13464), (6171, 13272), (6636, 12342), (6732, 12166), (6776, 12087), (6952, 11781), (7623, 10744), (7821, 10472), (7854, 10428), (8058, 10164), (8228, 9954), (8568, 9559), (8712, 9401)]