72865980

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 288

約数和(自身を含む): 264176640

約数和(自身を除く): 191310660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 29, 30, 33, 36, 44, 45, 47, 54, 55, 58, 60, 66, 81, 87, 90, 94, 99, 108, 110, 116, 132, 135, 141, 145, 162, 165, 174, 180, 188, 198, 220, 235, 243, 261, 270, 282, 290, 297, 319, 324, 330, 348, 396, 405, 423, 435, 470, 486, 495, 517, 522, 540, 564, 580, 594, 638, 660, 705, 783, 810, 846, 870, 891, 940, 957, 972, 990, 1034, 1044, 1188, 1215, 1269, 1276, 1305, 1363, 1410, 1485, 1551, 1566, 1595, 1620, 1692, 1740, 1782, 1914, 1980, 2068, 2115, 2349, 2430, 2538, 2585, 2610, 2673, 2726, 2820, 2871, 2970, 3102, 3132, 3190, 3564, 3807, 3828, 3915, 4089, 4230, 4455, 4653, 4698, 4785, 4860, 5076, 5170, 5220, 5346, 5452, 5742, 5940, 6204, 6345, 6380, 6815, 7047, 7614, 7755, 7830, 8178, 8460, 8613, 8910, 9306, 9396, 9570, 10340, 10692, 11421, 11484, 11745, 12267, 12690, 13365, 13630, 13959, 14094, 14355, 14993, 15228, 15510, 15660, 16356, 17226, 17820, 18612, 19035, 19140, 20445, 22842, 23265, 23490, 24534, 25380, 25839, 26730, 27260, 27918, 28188, 28710, 29986, 31020, 34452, 35235, 36801, 38070, 40890, 41877, 43065, 44979, 45684, 46530, 46980, 49068, 51678, 53460, 55836, 57105, 57420, 59972, 61335, 69795, 70470, 73602, 74965, 76140, 77517, 81780, 83754, 86130, 89958, 93060, 103356, 110403, 114210, 122670, 125631, 129195, 134937, 139590, 140940, 147204, 149930, 155034, 167508, 172260, 179916, 184005, 209385, 220806, 224895, 228420, 245340, 251262, 258390, 269874, 279180, 299860, 310068, 331209, 368010, 387585, 404811, 418770, 441612, 449790, 502524, 516780, 539748, 552015, 628155, 662418, 674685, 736020, 775170, 809622, 837540, 899580, 1104030, 1214433, 1256310, 1324836, 1349370, 1550340, 1619244, 1656045, 2024055, 2208060, 2428866, 2512620, 2698740, 3312090, 3643299, 4048110, 4857732, 6072165, 6624180, 7286598, 8096220, 12144330, 14573196, 18216495, 24288660, 36432990, 72865980]

約数ペア:

[(1, 72865980), (2, 36432990), (3, 24288660), (4, 18216495), (5, 14573196), (6, 12144330), (9, 8096220), (10, 7286598), (11, 6624180), (12, 6072165), (15, 4857732), (18, 4048110), (20, 3643299), (22, 3312090), (27, 2698740), (29, 2512620), (30, 2428866), (33, 2208060), (36, 2024055), (44, 1656045), (45, 1619244), (47, 1550340), (54, 1349370), (55, 1324836), (58, 1256310), (60, 1214433), (66, 1104030), (81, 899580), (87, 837540), (90, 809622), (94, 775170), (99, 736020), (108, 674685), (110, 662418), (116, 628155), (132, 552015), (135, 539748), (141, 516780), (145, 502524), (162, 449790), (165, 441612), (174, 418770), (180, 404811), (188, 387585), (198, 368010), (220, 331209), (235, 310068), (243, 299860), (261, 279180), (270, 269874), (282, 258390), (290, 251262), (297, 245340), (319, 228420), (324, 224895), (330, 220806), (348, 209385), (396, 184005), (405, 179916), (423, 172260), (435, 167508), (470, 155034), (486, 149930), (495, 147204), (517, 140940), (522, 139590), (540, 134937), (564, 129195), (580, 125631), (594, 122670), (638, 114210), (660, 110403), (705, 103356), (783, 93060), (810, 89958), (846, 86130), (870, 83754), (891, 81780), (940, 77517), (957, 76140), (972, 74965), (990, 73602), (1034, 70470), (1044, 69795), (1188, 61335), (1215, 59972), (1269, 57420), (1276, 57105), (1305, 55836), (1363, 53460), (1410, 51678), (1485, 49068), (1551, 46980), (1566, 46530), (1595, 45684), (1620, 44979), (1692, 43065), (1740, 41877), (1782, 40890), (1914, 38070), (1980, 36801), (2068, 35235), (2115, 34452), (2349, 31020), (2430, 29986), (2538, 28710), (2585, 28188), (2610, 27918), (2673, 27260), (2726, 26730), (2820, 25839), (2871, 25380), (2970, 24534), (3102, 23490), (3132, 23265), (3190, 22842), (3564, 20445), (3807, 19140), (3828, 19035), (3915, 18612), (4089, 17820), (4230, 17226), (4455, 16356), (4653, 15660), (4698, 15510), (4785, 15228), (4860, 14993), (5076, 14355), (5170, 14094), (5220, 13959), (5346, 13630), (5452, 13365), (5742, 12690), (5940, 12267), (6204, 11745), (6345, 11484), (6380, 11421), (6815, 10692), (7047, 10340), (7614, 9570), (7755, 9396), (7830, 9306), (8178, 8910), (8460, 8613)]