128697420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{521}}^1$

素因数の和:735

約数の個数: 96

約数和(自身を含む): 378846720

約数和(自身を除く): 250149300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 179, 230, 276, 345, 358, 460, 521, 537, 690, 716, 895, 1042, 1074, 1380, 1563, 1790, 2084, 2148, 2605, 2685, 3126, 3580, 4117, 5210, 5370, 6252, 7815, 8234, 10420, 10740, 11983, 12351, 15630, 16468, 20585, 23966, 24702, 31260, 35949, 41170, 47932, 49404, 59915, 61755, 71898, 82340, 93259, 119830, 123510, 143796, 179745, 186518, 239660, 247020, 279777, 359490, 373036, 466295, 559554, 718980, 932590, 1119108, 1398885, 1865180, 2144957, 2797770, 4289914, 5595540, 6434871, 8579828, 10724785, 12869742, 21449570, 25739484, 32174355, 42899140, 64348710, 128697420]

約数ペア:

[(1, 128697420), (2, 64348710), (3, 42899140), (4, 32174355), (5, 25739484), (6, 21449570), (10, 12869742), (12, 10724785), (15, 8579828), (20, 6434871), (23, 5595540), (30, 4289914), (46, 2797770), (60, 2144957), (69, 1865180), (92, 1398885), (115, 1119108), (138, 932590), (179, 718980), (230, 559554), (276, 466295), (345, 373036), (358, 359490), (460, 279777), (521, 247020), (537, 239660), (690, 186518), (716, 179745), (895, 143796), (1042, 123510), (1074, 119830), (1380, 93259), (1563, 82340), (1790, 71898), (2084, 61755), (2148, 59915), (2605, 49404), (2685, 47932), (3126, 41170), (3580, 35949), (4117, 31260), (5210, 24702), (5370, 23966), (6252, 20585), (7815, 16468), (8234, 15630), (10420, 12351), (10740, 11983)]