85178340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:526

約数の個数: 144

約数和(自身を含む): 282063600

約数和(自身を除く): 196885260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 89, 90, 117, 130, 156, 178, 180, 195, 234, 260, 267, 356, 390, 409, 445, 468, 534, 585, 780, 801, 818, 890, 1068, 1157, 1170, 1227, 1335, 1602, 1636, 1780, 2045, 2314, 2340, 2454, 2670, 3204, 3471, 3681, 4005, 4090, 4628, 4908, 5317, 5340, 5785, 6135, 6942, 7362, 8010, 8180, 10413, 10634, 11570, 12270, 13884, 14724, 15951, 16020, 17355, 18405, 20826, 21268, 23140, 24540, 26585, 31902, 34710, 36401, 36810, 41652, 47853, 52065, 53170, 63804, 69420, 72802, 73620, 79755, 95706, 104130, 106340, 109203, 145604, 159510, 182005, 191412, 208260, 218406, 239265, 319020, 327609, 364010, 436812, 473213, 478530, 546015, 655218, 728020, 946426, 957060, 1092030, 1310436, 1419639, 1638045, 1892852, 2184060, 2366065, 2839278, 3276090, 4258917, 4732130, 5678556, 6552180, 7098195, 8517834, 9464260, 14196390, 17035668, 21294585, 28392780, 42589170, 85178340]

約数ペア:

[(1, 85178340), (2, 42589170), (3, 28392780), (4, 21294585), (5, 17035668), (6, 14196390), (9, 9464260), (10, 8517834), (12, 7098195), (13, 6552180), (15, 5678556), (18, 4732130), (20, 4258917), (26, 3276090), (30, 2839278), (36, 2366065), (39, 2184060), (45, 1892852), (52, 1638045), (60, 1419639), (65, 1310436), (78, 1092030), (89, 957060), (90, 946426), (117, 728020), (130, 655218), (156, 546015), (178, 478530), (180, 473213), (195, 436812), (234, 364010), (260, 327609), (267, 319020), (356, 239265), (390, 218406), (409, 208260), (445, 191412), (468, 182005), (534, 159510), (585, 145604), (780, 109203), (801, 106340), (818, 104130), (890, 95706), (1068, 79755), (1157, 73620), (1170, 72802), (1227, 69420), (1335, 63804), (1602, 53170), (1636, 52065), (1780, 47853), (2045, 41652), (2314, 36810), (2340, 36401), (2454, 34710), (2670, 31902), (3204, 26585), (3471, 24540), (3681, 23140), (4005, 21268), (4090, 20826), (4628, 18405), (4908, 17355), (5317, 16020), (5340, 15951), (5785, 14724), (6135, 13884), (6942, 12270), (7362, 11570), (8010, 10634), (8180, 10413)]