81055260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:153

約数の個数: 288

約数和(自身を含む): 299400192

約数和(自身を除く): 218344932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 47, 52, 55, 60, 65, 66, 67, 78, 90, 94, 99, 110, 117, 130, 132, 134, 141, 143, 156, 165, 180, 188, 195, 198, 201, 220, 234, 235, 260, 268, 282, 286, 330, 335, 390, 396, 402, 423, 429, 468, 470, 495, 517, 564, 572, 585, 603, 611, 660, 670, 705, 715, 737, 780, 804, 846, 858, 871, 940, 990, 1005, 1034, 1170, 1206, 1222, 1287, 1340, 1410, 1430, 1474, 1551, 1692, 1716, 1742, 1833, 1980, 2010, 2068, 2115, 2145, 2211, 2340, 2412, 2444, 2574, 2585, 2613, 2820, 2860, 2948, 3015, 3055, 3102, 3149, 3484, 3666, 3685, 4020, 4230, 4290, 4355, 4422, 4653, 5148, 5170, 5226, 5499, 6030, 6110, 6204, 6298, 6435, 6633, 6721, 7332, 7370, 7755, 7839, 8460, 8580, 8710, 8844, 9165, 9306, 9447, 9581, 10340, 10452, 10998, 11055, 12060, 12220, 12596, 12870, 13065, 13266, 13442, 14740, 15510, 15678, 15745, 17420, 18330, 18612, 18894, 19162, 20163, 21996, 22110, 23265, 25740, 26130, 26532, 26884, 27495, 28341, 28743, 31020, 31356, 31490, 33165, 33605, 34639, 36660, 37788, 38324, 39195, 40326, 40937, 44220, 46530, 47235, 47905, 52260, 54990, 56682, 57486, 60489, 62980, 66330, 67210, 69278, 78390, 80652, 81874, 86229, 93060, 94470, 95810, 100815, 103917, 109980, 113364, 114972, 120978, 122811, 132660, 134420, 138556, 141705, 143715, 156780, 163748, 172458, 173195, 188940, 191620, 201630, 204685, 207834, 241956, 245622, 283410, 287430, 302445, 311751, 344916, 346390, 368433, 403260, 409370, 415668, 431145, 450307, 491244, 519585, 566820, 574860, 604890, 614055, 623502, 692780, 736866, 818740, 862290, 900614, 1039170, 1209780, 1228110, 1247004, 1350921, 1473732, 1558755, 1724580, 1801228, 1842165, 2078340, 2251535, 2456220, 2701842, 3117510, 3684330, 4052763, 4503070, 5403684, 6235020, 6754605, 7368660, 8105526, 9006140, 13509210, 16211052, 20263815, 27018420, 40527630, 81055260]

約数ペア:

[(1, 81055260), (2, 40527630), (3, 27018420), (4, 20263815), (5, 16211052), (6, 13509210), (9, 9006140), (10, 8105526), (11, 7368660), (12, 6754605), (13, 6235020), (15, 5403684), (18, 4503070), (20, 4052763), (22, 3684330), (26, 3117510), (30, 2701842), (33, 2456220), (36, 2251535), (39, 2078340), (44, 1842165), (45, 1801228), (47, 1724580), (52, 1558755), (55, 1473732), (60, 1350921), (65, 1247004), (66, 1228110), (67, 1209780), (78, 1039170), (90, 900614), (94, 862290), (99, 818740), (110, 736866), (117, 692780), (130, 623502), (132, 614055), (134, 604890), (141, 574860), (143, 566820), (156, 519585), (165, 491244), (180, 450307), (188, 431145), (195, 415668), (198, 409370), (201, 403260), (220, 368433), (234, 346390), (235, 344916), (260, 311751), (268, 302445), (282, 287430), (286, 283410), (330, 245622), (335, 241956), (390, 207834), (396, 204685), (402, 201630), (423, 191620), (429, 188940), (468, 173195), (470, 172458), (495, 163748), (517, 156780), (564, 143715), (572, 141705), (585, 138556), (603, 134420), (611, 132660), (660, 122811), (670, 120978), (705, 114972), (715, 113364), (737, 109980), (780, 103917), (804, 100815), (846, 95810), (858, 94470), (871, 93060), (940, 86229), (990, 81874), (1005, 80652), (1034, 78390), (1170, 69278), (1206, 67210), (1222, 66330), (1287, 62980), (1340, 60489), (1410, 57486), (1430, 56682), (1474, 54990), (1551, 52260), (1692, 47905), (1716, 47235), (1742, 46530), (1833, 44220), (1980, 40937), (2010, 40326), (2068, 39195), (2115, 38324), (2145, 37788), (2211, 36660), (2340, 34639), (2412, 33605), (2444, 33165), (2574, 31490), (2585, 31356), (2613, 31020), (2820, 28743), (2860, 28341), (2948, 27495), (3015, 26884), (3055, 26532), (3102, 26130), (3149, 25740), (3484, 23265), (3666, 22110), (3685, 21996), (4020, 20163), (4230, 19162), (4290, 18894), (4355, 18612), (4422, 18330), (4653, 17420), (5148, 15745), (5170, 15678), (5226, 15510), (5499, 14740), (6030, 13442), (6110, 13266), (6204, 13065), (6298, 12870), (6435, 12596), (6633, 12220), (6721, 12060), (7332, 11055), (7370, 10998), (7755, 10452), (7839, 10340), (8460, 9581), (8580, 9447), (8710, 9306), (8844, 9165)]