128929950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{12457}}^1$

素因数の和:12498

約数の個数: 72

約数和(自身を含む): 361481328

約数和(自身を除く): 232551378

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 69, 75, 90, 115, 138, 150, 207, 225, 230, 345, 414, 450, 575, 690, 1035, 1150, 1725, 2070, 3450, 5175, 10350, 12457, 24914, 37371, 62285, 74742, 112113, 124570, 186855, 224226, 286511, 311425, 373710, 560565, 573022, 622850, 859533, 934275, 1121130, 1432555, 1719066, 1868550, 2578599, 2802825, 2865110, 4297665, 5157198, 5605650, 7162775, 8595330, 12892995, 14325550, 21488325, 25785990, 42976650, 64464975, 128929950]

約数ペア:

[(1, 128929950), (2, 64464975), (3, 42976650), (5, 25785990), (6, 21488325), (9, 14325550), (10, 12892995), (15, 8595330), (18, 7162775), (23, 5605650), (25, 5157198), (30, 4297665), (45, 2865110), (46, 2802825), (50, 2578599), (69, 1868550), (75, 1719066), (90, 1432555), (115, 1121130), (138, 934275), (150, 859533), (207, 622850), (225, 573022), (230, 560565), (345, 373710), (414, 311425), (450, 286511), (575, 224226), (690, 186855), (1035, 124570), (1150, 112113), (1725, 74742), (2070, 62285), (3450, 37371), (5175, 24914), (10350, 12457)]