87367860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:258

約数の個数: 144

約数和(自身を含む): 275555280

約数和(自身を除く): 188187420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 73, 90, 109, 122, 146, 180, 183, 218, 219, 244, 292, 305, 327, 365, 366, 436, 438, 545, 549, 610, 654, 657, 730, 732, 876, 915, 981, 1090, 1095, 1098, 1220, 1308, 1314, 1460, 1635, 1830, 1962, 2180, 2190, 2196, 2628, 2745, 3270, 3285, 3660, 3924, 4380, 4453, 4905, 5490, 6540, 6570, 6649, 7957, 8906, 9810, 10980, 13140, 13298, 13359, 15914, 17812, 19620, 19947, 22265, 23871, 26596, 26718, 31828, 33245, 39785, 39894, 40077, 44530, 47742, 53436, 59841, 66490, 66795, 71613, 79570, 79788, 80154, 89060, 95484, 99735, 119355, 119682, 132980, 133590, 143226, 159140, 160308, 199470, 200385, 238710, 239364, 267180, 286452, 299205, 358065, 398940, 400770, 477420, 485377, 598410, 716130, 801540, 970754, 1196820, 1432260, 1456131, 1941508, 2426885, 2912262, 4368393, 4853770, 5824524, 7280655, 8736786, 9707540, 14561310, 17473572, 21841965, 29122620, 43683930, 87367860]

約数ペア:

[(1, 87367860), (2, 43683930), (3, 29122620), (4, 21841965), (5, 17473572), (6, 14561310), (9, 9707540), (10, 8736786), (12, 7280655), (15, 5824524), (18, 4853770), (20, 4368393), (30, 2912262), (36, 2426885), (45, 1941508), (60, 1456131), (61, 1432260), (73, 1196820), (90, 970754), (109, 801540), (122, 716130), (146, 598410), (180, 485377), (183, 477420), (218, 400770), (219, 398940), (244, 358065), (292, 299205), (305, 286452), (327, 267180), (365, 239364), (366, 238710), (436, 200385), (438, 199470), (545, 160308), (549, 159140), (610, 143226), (654, 133590), (657, 132980), (730, 119682), (732, 119355), (876, 99735), (915, 95484), (981, 89060), (1090, 80154), (1095, 79788), (1098, 79570), (1220, 71613), (1308, 66795), (1314, 66490), (1460, 59841), (1635, 53436), (1830, 47742), (1962, 44530), (2180, 40077), (2190, 39894), (2196, 39785), (2628, 33245), (2745, 31828), (3270, 26718), (3285, 26596), (3660, 23871), (3924, 22265), (4380, 19947), (4453, 19620), (4905, 17812), (5490, 15914), (6540, 13359), (6570, 13298), (6649, 13140), (7957, 10980), (8906, 9810)]