203455920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{3547}}^1$

素因数の和:3802

約数の個数: 80

約数和(自身を含む): 633530880

約数和(自身を除く): 430074960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 239, 240, 478, 717, 956, 1195, 1434, 1912, 2390, 2868, 3547, 3585, 3824, 4780, 5736, 7094, 7170, 9560, 10641, 11472, 14188, 14340, 17735, 19120, 21282, 28376, 28680, 35470, 42564, 53205, 56752, 57360, 70940, 85128, 106410, 141880, 170256, 212820, 283760, 425640, 847733, 851280, 1695466, 2543199, 3390932, 4238665, 5086398, 6781864, 8477330, 10172796, 12715995, 13563728, 16954660, 20345592, 25431990, 33909320, 40691184, 50863980, 67818640, 101727960, 203455920]

約数ペア:

[(1, 203455920), (2, 101727960), (3, 67818640), (4, 50863980), (5, 40691184), (6, 33909320), (8, 25431990), (10, 20345592), (12, 16954660), (15, 13563728), (16, 12715995), (20, 10172796), (24, 8477330), (30, 6781864), (40, 5086398), (48, 4238665), (60, 3390932), (80, 2543199), (120, 1695466), (239, 851280), (240, 847733), (478, 425640), (717, 283760), (956, 212820), (1195, 170256), (1434, 141880), (1912, 106410), (2390, 85128), (2868, 70940), (3547, 57360), (3585, 56752), (3824, 53205), (4780, 42564), (5736, 35470), (7094, 28680), (7170, 28376), (9560, 21282), (10641, 19120), (11472, 17735), (14188, 14340)]