180518240

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 544320000

約数和(自身を除く): 363801760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 160, 170, 190, 224, 238, 266, 272, 280, 304, 323, 340, 380, 476, 499, 532, 544, 560, 595, 608, 646, 665, 680, 760, 952, 998, 1064, 1120, 1190, 1292, 1330, 1360, 1520, 1615, 1904, 1996, 2128, 2261, 2380, 2495, 2584, 2660, 2720, 3040, 3230, 3493, 3808, 3992, 4256, 4522, 4760, 4990, 5168, 5320, 6460, 6986, 7984, 8483, 9044, 9481, 9520, 9980, 10336, 10640, 11305, 12920, 13972, 15968, 16966, 17465, 18088, 18962, 19040, 19960, 21280, 22610, 25840, 27944, 33932, 34930, 36176, 37924, 39920, 42415, 45220, 47405, 51680, 55888, 59381, 66367, 67864, 69860, 72352, 75848, 79840, 84830, 90440, 94810, 111776, 118762, 132734, 135728, 139720, 151696, 161177, 169660, 180880, 189620, 237524, 265468, 271456, 279440, 296905, 303392, 322354, 331835, 339320, 361760, 379240, 475048, 530936, 558880, 593810, 644708, 663670, 678640, 758480, 805885, 950096, 1061872, 1128239, 1187620, 1289416, 1327340, 1357280, 1516960, 1611770, 1900192, 2123744, 2256478, 2375240, 2578832, 2654680, 3223540, 4512956, 4750480, 5157664, 5309360, 5641195, 6447080, 9025912, 9500960, 10618720, 11282390, 12894160, 18051824, 22564780, 25788320, 36103648, 45129560, 90259120, 180518240]

約数ペア:

[(1, 180518240), (2, 90259120), (4, 45129560), (5, 36103648), (7, 25788320), (8, 22564780), (10, 18051824), (14, 12894160), (16, 11282390), (17, 10618720), (19, 9500960), (20, 9025912), (28, 6447080), (32, 5641195), (34, 5309360), (35, 5157664), (38, 4750480), (40, 4512956), (56, 3223540), (68, 2654680), (70, 2578832), (76, 2375240), (80, 2256478), (85, 2123744), (95, 1900192), (112, 1611770), (119, 1516960), (133, 1357280), (136, 1327340), (140, 1289416), (152, 1187620), (160, 1128239), (170, 1061872), (190, 950096), (224, 805885), (238, 758480), (266, 678640), (272, 663670), (280, 644708), (304, 593810), (323, 558880), (340, 530936), (380, 475048), (476, 379240), (499, 361760), (532, 339320), (544, 331835), (560, 322354), (595, 303392), (608, 296905), (646, 279440), (665, 271456), (680, 265468), (760, 237524), (952, 189620), (998, 180880), (1064, 169660), (1120, 161177), (1190, 151696), (1292, 139720), (1330, 135728), (1360, 132734), (1520, 118762), (1615, 111776), (1904, 94810), (1996, 90440), (2128, 84830), (2261, 79840), (2380, 75848), (2495, 72352), (2584, 69860), (2660, 67864), (2720, 66367), (3040, 59381), (3230, 55888), (3493, 51680), (3808, 47405), (3992, 45220), (4256, 42415), (4522, 39920), (4760, 37924), (4990, 36176), (5168, 34930), (5320, 33932), (6460, 27944), (6986, 25840), (7984, 22610), (8483, 21280), (9044, 19960), (9481, 19040), (9520, 18962), (9980, 18088), (10336, 17465), (10640, 16966), (11305, 15968), (12920, 13972)]