209964900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{3517}}^1$

素因数の和:3733

約数の個数: 72

約数和(自身を含む): 610724800

約数和(自身を除く): 400759900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 199, 300, 398, 597, 796, 995, 1194, 1990, 2388, 2985, 3517, 3980, 4975, 5970, 7034, 9950, 10551, 11940, 14068, 14925, 17585, 19900, 21102, 29850, 35170, 42204, 52755, 59700, 70340, 87925, 105510, 175850, 211020, 263775, 351700, 527550, 699883, 1055100, 1399766, 2099649, 2799532, 3499415, 4199298, 6998830, 8398596, 10498245, 13997660, 17497075, 20996490, 34994150, 41992980, 52491225, 69988300, 104982450, 209964900]

約数ペア:

[(1, 209964900), (2, 104982450), (3, 69988300), (4, 52491225), (5, 41992980), (6, 34994150), (10, 20996490), (12, 17497075), (15, 13997660), (20, 10498245), (25, 8398596), (30, 6998830), (50, 4199298), (60, 3499415), (75, 2799532), (100, 2099649), (150, 1399766), (199, 1055100), (300, 699883), (398, 527550), (597, 351700), (796, 263775), (995, 211020), (1194, 175850), (1990, 105510), (2388, 87925), (2985, 70340), (3517, 59700), (3980, 52755), (4975, 42204), (5970, 35170), (7034, 29850), (9950, 21102), (10551, 19900), (11940, 17585), (14068, 14925)]