179681940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 566721792

約数和(自身を除く): 387039852

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 67, 90, 94, 134, 141, 180, 188, 201, 235, 268, 282, 317, 335, 402, 423, 470, 564, 603, 634, 670, 705, 804, 846, 940, 951, 1005, 1206, 1268, 1340, 1410, 1585, 1692, 1902, 2010, 2115, 2412, 2820, 2853, 3015, 3149, 3170, 3804, 4020, 4230, 4755, 5706, 6030, 6298, 6340, 8460, 9447, 9510, 11412, 12060, 12596, 14265, 14899, 15745, 18894, 19020, 21239, 28341, 28530, 29798, 31490, 37788, 42478, 44697, 47235, 56682, 57060, 59596, 62980, 63717, 74495, 84956, 89394, 94470, 106195, 113364, 127434, 134091, 141705, 148990, 178788, 188940, 191151, 212390, 223485, 254868, 268182, 283410, 297980, 318585, 382302, 424780, 446970, 536364, 566820, 637170, 670455, 764604, 893940, 955755, 998233, 1274340, 1340910, 1911510, 1996466, 2681820, 2994699, 3823020, 3992932, 4991165, 5989398, 8984097, 9982330, 11978796, 14973495, 17968194, 19964660, 29946990, 35936388, 44920485, 59893980, 89840970, 179681940]

約数ペア:

[(1, 179681940), (2, 89840970), (3, 59893980), (4, 44920485), (5, 35936388), (6, 29946990), (9, 19964660), (10, 17968194), (12, 14973495), (15, 11978796), (18, 9982330), (20, 8984097), (30, 5989398), (36, 4991165), (45, 3992932), (47, 3823020), (60, 2994699), (67, 2681820), (90, 1996466), (94, 1911510), (134, 1340910), (141, 1274340), (180, 998233), (188, 955755), (201, 893940), (235, 764604), (268, 670455), (282, 637170), (317, 566820), (335, 536364), (402, 446970), (423, 424780), (470, 382302), (564, 318585), (603, 297980), (634, 283410), (670, 268182), (705, 254868), (804, 223485), (846, 212390), (940, 191151), (951, 188940), (1005, 178788), (1206, 148990), (1268, 141705), (1340, 134091), (1410, 127434), (1585, 113364), (1692, 106195), (1902, 94470), (2010, 89394), (2115, 84956), (2412, 74495), (2820, 63717), (2853, 62980), (3015, 59596), (3149, 57060), (3170, 56682), (3804, 47235), (4020, 44697), (4230, 42478), (4755, 37788), (5706, 31490), (6030, 29798), (6298, 28530), (6340, 28341), (8460, 21239), (9447, 19020), (9510, 18894), (11412, 15745), (12060, 14899), (12596, 14265)]