30686838

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 128

約数和(自身を含む): 81715200

約数和(自身を除く): 51028362

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 37, 39, 42, 49, 62, 74, 78, 91, 93, 98, 111, 147, 182, 186, 217, 222, 259, 273, 294, 343, 403, 434, 481, 518, 546, 637, 651, 686, 777, 806, 962, 1029, 1147, 1209, 1274, 1302, 1443, 1519, 1554, 1813, 1911, 2058, 2294, 2418, 2821, 2886, 3038, 3367, 3441, 3626, 3822, 4459, 4557, 5439, 5642, 6734, 6882, 8029, 8463, 8918, 9114, 10101, 10633, 10878, 12691, 13377, 14911, 16058, 16926, 19747, 20202, 21266, 23569, 24087, 25382, 26754, 29822, 31899, 38073, 39494, 44733, 47138, 48174, 56203, 59241, 63798, 70707, 76146, 89466, 104377, 112406, 118482, 138229, 141414, 164983, 168609, 208754, 276458, 313131, 329966, 337218, 393421, 414687, 494949, 626262, 730639, 786842, 829374, 989898, 1180263, 1461278, 2191917, 2360526, 4383834, 5114473, 10228946, 15343419, 30686838]

約数ペア:

[(1, 30686838), (2, 15343419), (3, 10228946), (6, 5114473), (7, 4383834), (13, 2360526), (14, 2191917), (21, 1461278), (26, 1180263), (31, 989898), (37, 829374), (39, 786842), (42, 730639), (49, 626262), (62, 494949), (74, 414687), (78, 393421), (91, 337218), (93, 329966), (98, 313131), (111, 276458), (147, 208754), (182, 168609), (186, 164983), (217, 141414), (222, 138229), (259, 118482), (273, 112406), (294, 104377), (343, 89466), (403, 76146), (434, 70707), (481, 63798), (518, 59241), (546, 56203), (637, 48174), (651, 47138), (686, 44733), (777, 39494), (806, 38073), (962, 31899), (1029, 29822), (1147, 26754), (1209, 25382), (1274, 24087), (1302, 23569), (1443, 21266), (1519, 20202), (1554, 19747), (1813, 16926), (1911, 16058), (2058, 14911), (2294, 13377), (2418, 12691), (2821, 10878), (2886, 10633), (3038, 10101), (3367, 9114), (3441, 8918), (3626, 8463), (3822, 8029), (4459, 6882), (4557, 6734), (5439, 5642)]