156731589140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{5087}}^1$

素因数の和:5470

約数の個数: 144

約数和(自身を含む): 387345369600

約数和(自身を除く): 230613780460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 149, 196, 211, 245, 298, 422, 490, 596, 745, 844, 980, 1043, 1055, 1477, 1490, 2086, 2110, 2954, 2980, 4172, 4220, 5087, 5215, 5908, 7301, 7385, 10174, 10339, 10430, 14602, 14770, 20348, 20678, 20860, 25435, 29204, 29540, 31439, 35609, 36505, 41356, 50870, 51695, 62878, 71218, 73010, 101740, 103390, 125756, 142436, 146020, 157195, 178045, 206780, 220073, 249263, 314390, 356090, 440146, 498526, 628780, 712180, 757963, 880292, 997052, 1073357, 1100365, 1246315, 1515926, 1540511, 2146714, 2200730, 2492630, 3031852, 3081022, 3789815, 4293428, 4401460, 4985260, 5305741, 5366785, 6162044, 7513499, 7579630, 7702555, 10611482, 10733570, 15026998, 15159260, 15405110, 21222964, 21467140, 26528705, 30053996, 30810220, 37140187, 37567495, 52594493, 53057410, 74280374, 75134990, 105188986, 106114820, 148560748, 150269980, 159930193, 185700935, 210377972, 262972465, 319860386, 371401870, 525944930, 639720772, 742803740, 799650965, 1051889860, 1119511351, 1599301930, 2239022702, 3198603860, 4478045404, 5597556755, 7836579457, 11195113510, 15673158914, 22390227020, 31346317828, 39182897285, 78365794570, 156731589140]

約数ペア:

[(1, 156731589140), (2, 78365794570), (4, 39182897285), (5, 31346317828), (7, 22390227020), (10, 15673158914), (14, 11195113510), (20, 7836579457), (28, 5597556755), (35, 4478045404), (49, 3198603860), (70, 2239022702), (98, 1599301930), (140, 1119511351), (149, 1051889860), (196, 799650965), (211, 742803740), (245, 639720772), (298, 525944930), (422, 371401870), (490, 319860386), (596, 262972465), (745, 210377972), (844, 185700935), (980, 159930193), (1043, 150269980), (1055, 148560748), (1477, 106114820), (1490, 105188986), (2086, 75134990), (2110, 74280374), (2954, 53057410), (2980, 52594493), (4172, 37567495), (4220, 37140187), (5087, 30810220), (5215, 30053996), (5908, 26528705), (7301, 21467140), (7385, 21222964), (10174, 15405110), (10339, 15159260), (10430, 15026998), (14602, 10733570), (14770, 10611482), (20348, 7702555), (20678, 7579630), (20860, 7513499), (25435, 6162044), (29204, 5366785), (29540, 5305741), (31439, 4985260), (35609, 4401460), (36505, 4293428), (41356, 3789815), (50870, 3081022), (51695, 3031852), (62878, 2492630), (71218, 2200730), (73010, 2146714), (101740, 1540511), (103390, 1515926), (125756, 1246315), (142436, 1100365), (146020, 1073357), (157195, 997052), (178045, 880292), (206780, 757963), (220073, 712180), (249263, 628780), (314390, 498526), (356090, 440146)]