203943720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89449}}^1$

素因数の和:89482

約数の個数: 64

約数和(自身を含む): 644040000

約数和(自身を除く): 440096280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 89449, 178898, 268347, 357796, 447245, 536694, 715592, 894490, 1073388, 1341735, 1699531, 1788980, 2146776, 2683470, 3399062, 3577960, 5098593, 5366940, 6798124, 8497655, 10197186, 10733880, 13596248, 16995310, 20394372, 25492965, 33990620, 40788744, 50985930, 67981240, 101971860, 203943720]

約数ペア:

[(1, 203943720), (2, 101971860), (3, 67981240), (4, 50985930), (5, 40788744), (6, 33990620), (8, 25492965), (10, 20394372), (12, 16995310), (15, 13596248), (19, 10733880), (20, 10197186), (24, 8497655), (30, 6798124), (38, 5366940), (40, 5098593), (57, 3577960), (60, 3399062), (76, 2683470), (95, 2146776), (114, 1788980), (120, 1699531), (152, 1341735), (190, 1073388), (228, 894490), (285, 715592), (380, 536694), (456, 447245), (570, 357796), (760, 268347), (1140, 178898), (2280, 89449)]