205422900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{857}}^1$

素因数の和:938

約数の個数: 144

約数和(自身を含む): 643458816

約数和(自身を除く): 438035916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 47, 50, 51, 60, 68, 75, 85, 94, 100, 102, 141, 150, 170, 188, 204, 235, 255, 282, 300, 340, 425, 470, 510, 564, 705, 799, 850, 857, 940, 1020, 1175, 1275, 1410, 1598, 1700, 1714, 2350, 2397, 2550, 2571, 2820, 3196, 3428, 3525, 3995, 4285, 4700, 4794, 5100, 5142, 7050, 7990, 8570, 9588, 10284, 11985, 12855, 14100, 14569, 15980, 17140, 19975, 21425, 23970, 25710, 29138, 39950, 40279, 42850, 43707, 47940, 51420, 58276, 59925, 64275, 72845, 79900, 80558, 85700, 87414, 119850, 120837, 128550, 145690, 161116, 174828, 201395, 218535, 239700, 241674, 257100, 291380, 364225, 402790, 437070, 483348, 604185, 684743, 728450, 805580, 874140, 1006975, 1092675, 1208370, 1369486, 1456900, 2013950, 2054229, 2185350, 2416740, 2738972, 3020925, 3423715, 4027900, 4108458, 4370700, 6041850, 6847430, 8216916, 10271145, 12083700, 13694860, 17118575, 20542290, 34237150, 41084580, 51355725, 68474300, 102711450, 205422900]

約数ペア:

[(1, 205422900), (2, 102711450), (3, 68474300), (4, 51355725), (5, 41084580), (6, 34237150), (10, 20542290), (12, 17118575), (15, 13694860), (17, 12083700), (20, 10271145), (25, 8216916), (30, 6847430), (34, 6041850), (47, 4370700), (50, 4108458), (51, 4027900), (60, 3423715), (68, 3020925), (75, 2738972), (85, 2416740), (94, 2185350), (100, 2054229), (102, 2013950), (141, 1456900), (150, 1369486), (170, 1208370), (188, 1092675), (204, 1006975), (235, 874140), (255, 805580), (282, 728450), (300, 684743), (340, 604185), (425, 483348), (470, 437070), (510, 402790), (564, 364225), (705, 291380), (799, 257100), (850, 241674), (857, 239700), (940, 218535), (1020, 201395), (1175, 174828), (1275, 161116), (1410, 145690), (1598, 128550), (1700, 120837), (1714, 119850), (2350, 87414), (2397, 85700), (2550, 80558), (2571, 79900), (2820, 72845), (3196, 64275), (3428, 59925), (3525, 58276), (3995, 51420), (4285, 47940), (4700, 43707), (4794, 42850), (5100, 40279), (5142, 39950), (7050, 29138), (7990, 25710), (8570, 23970), (9588, 21425), (10284, 19975), (11985, 17140), (12855, 15980), (14100, 14569)]