31089240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 126753120

約数和(自身を除く): 95663880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 73, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 146, 156, 168, 169, 180, 182, 195, 210, 219, 234, 252, 260, 273, 280, 292, 312, 315, 338, 360, 364, 365, 390, 420, 438, 455, 468, 504, 507, 511, 520, 546, 584, 585, 630, 657, 676, 728, 730, 780, 819, 840, 845, 876, 910, 936, 949, 1014, 1022, 1092, 1095, 1170, 1183, 1260, 1314, 1352, 1365, 1460, 1521, 1533, 1560, 1638, 1690, 1752, 1820, 1898, 2028, 2044, 2184, 2190, 2340, 2366, 2520, 2535, 2555, 2628, 2730, 2847, 2920, 3042, 3066, 3276, 3285, 3380, 3549, 3640, 3796, 4056, 4088, 4095, 4380, 4599, 4680, 4732, 4745, 5070, 5110, 5256, 5460, 5694, 5915, 6084, 6132, 6552, 6570, 6643, 6760, 7098, 7592, 7605, 7665, 8190, 8541, 8760, 9198, 9464, 9490, 10140, 10220, 10647, 10920, 11388, 11830, 12168, 12264, 12337, 13140, 13286, 14196, 14235, 15210, 15330, 16380, 17082, 17745, 18396, 18980, 19929, 20280, 20440, 21294, 22776, 22995, 23660, 24674, 26280, 26572, 28392, 28470, 30420, 30660, 32760, 33215, 34164, 35490, 36792, 37011, 37960, 39858, 42588, 42705, 45990, 47320, 49348, 53144, 53235, 56940, 59787, 60840, 61320, 61685, 66430, 68328, 70980, 74022, 79716, 85176, 85410, 86359, 91980, 98696, 99645, 106470, 111033, 113880, 119574, 123370, 132860, 141960, 148044, 159432, 170820, 172718, 183960, 185055, 199290, 212940, 222066, 239148, 246740, 259077, 265720, 296088, 298935, 341640, 345436, 370110, 398580, 425880, 431795, 444132, 478296, 493480, 518154, 555165, 597870, 690872, 740220, 777231, 797160, 863590, 888264, 1036308, 1110330, 1195740, 1295385, 1480440, 1554462, 1727180, 2072616, 2220660, 2391480, 2590770, 3108924, 3454360, 3886155, 4441320, 5181540, 6217848, 7772310, 10363080, 15544620, 31089240]

約数ペア:

[(1, 31089240), (2, 15544620), (3, 10363080), (4, 7772310), (5, 6217848), (6, 5181540), (7, 4441320), (8, 3886155), (9, 3454360), (10, 3108924), (12, 2590770), (13, 2391480), (14, 2220660), (15, 2072616), (18, 1727180), (20, 1554462), (21, 1480440), (24, 1295385), (26, 1195740), (28, 1110330), (30, 1036308), (35, 888264), (36, 863590), (39, 797160), (40, 777231), (42, 740220), (45, 690872), (52, 597870), (56, 555165), (60, 518154), (63, 493480), (65, 478296), (70, 444132), (72, 431795), (73, 425880), (78, 398580), (84, 370110), (90, 345436), (91, 341640), (104, 298935), (105, 296088), (117, 265720), (120, 259077), (126, 246740), (130, 239148), (140, 222066), (146, 212940), (156, 199290), (168, 185055), (169, 183960), (180, 172718), (182, 170820), (195, 159432), (210, 148044), (219, 141960), (234, 132860), (252, 123370), (260, 119574), (273, 113880), (280, 111033), (292, 106470), (312, 99645), (315, 98696), (338, 91980), (360, 86359), (364, 85410), (365, 85176), (390, 79716), (420, 74022), (438, 70980), (455, 68328), (468, 66430), (504, 61685), (507, 61320), (511, 60840), (520, 59787), (546, 56940), (584, 53235), (585, 53144), (630, 49348), (657, 47320), (676, 45990), (728, 42705), (730, 42588), (780, 39858), (819, 37960), (840, 37011), (845, 36792), (876, 35490), (910, 34164), (936, 33215), (949, 32760), (1014, 30660), (1022, 30420), (1092, 28470), (1095, 28392), (1170, 26572), (1183, 26280), (1260, 24674), (1314, 23660), (1352, 22995), (1365, 22776), (1460, 21294), (1521, 20440), (1533, 20280), (1560, 19929), (1638, 18980), (1690, 18396), (1752, 17745), (1820, 17082), (1898, 16380), (2028, 15330), (2044, 15210), (2184, 14235), (2190, 14196), (2340, 13286), (2366, 13140), (2520, 12337), (2535, 12264), (2555, 12168), (2628, 11830), (2730, 11388), (2847, 10920), (2920, 10647), (3042, 10220), (3066, 10140), (3276, 9490), (3285, 9464), (3380, 9198), (3549, 8760), (3640, 8541), (3796, 8190), (4056, 7665), (4088, 7605), (4095, 7592), (4380, 7098), (4599, 6760), (4680, 6643), (4732, 6570), (4745, 6552), (5070, 6132), (5110, 6084), (5256, 5915), (5460, 5694)]