977961900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1613}}^1$

素因数の和:1720

約数の個数: 144

約数和(自身を含む): 2958810624

約数和(自身を除く): 1980848724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 47, 50, 60, 75, 86, 94, 100, 129, 141, 150, 172, 188, 215, 235, 258, 282, 300, 430, 470, 516, 564, 645, 705, 860, 940, 1075, 1175, 1290, 1410, 1613, 2021, 2150, 2350, 2580, 2820, 3225, 3226, 3525, 4042, 4300, 4700, 4839, 6063, 6450, 6452, 7050, 8065, 8084, 9678, 10105, 12126, 12900, 14100, 16130, 19356, 20210, 24195, 24252, 30315, 32260, 40325, 40420, 48390, 50525, 60630, 69359, 75811, 80650, 96780, 101050, 120975, 121260, 138718, 151575, 151622, 161300, 202100, 208077, 227433, 241950, 277436, 303150, 303244, 346795, 379055, 416154, 454866, 483900, 606300, 693590, 758110, 832308, 909732, 1040385, 1137165, 1387180, 1516220, 1733975, 1895275, 2080770, 2274330, 3259873, 3467950, 3790550, 4161540, 4548660, 5201925, 5685825, 6519746, 6935900, 7581100, 9779619, 10403850, 11371650, 13039492, 16299365, 19559238, 20807700, 22743300, 32598730, 39118476, 48898095, 65197460, 81496825, 97796190, 162993650, 195592380, 244490475, 325987300, 488980950, 977961900]

約数ペア:

[(1, 977961900), (2, 488980950), (3, 325987300), (4, 244490475), (5, 195592380), (6, 162993650), (10, 97796190), (12, 81496825), (15, 65197460), (20, 48898095), (25, 39118476), (30, 32598730), (43, 22743300), (47, 20807700), (50, 19559238), (60, 16299365), (75, 13039492), (86, 11371650), (94, 10403850), (100, 9779619), (129, 7581100), (141, 6935900), (150, 6519746), (172, 5685825), (188, 5201925), (215, 4548660), (235, 4161540), (258, 3790550), (282, 3467950), (300, 3259873), (430, 2274330), (470, 2080770), (516, 1895275), (564, 1733975), (645, 1516220), (705, 1387180), (860, 1137165), (940, 1040385), (1075, 909732), (1175, 832308), (1290, 758110), (1410, 693590), (1613, 606300), (2021, 483900), (2150, 454866), (2350, 416154), (2580, 379055), (2820, 346795), (3225, 303244), (3226, 303150), (3525, 277436), (4042, 241950), (4300, 227433), (4700, 208077), (4839, 202100), (6063, 161300), (6450, 151622), (6452, 151575), (7050, 138718), (8065, 121260), (8084, 120975), (9678, 101050), (10105, 96780), (12126, 80650), (12900, 75811), (14100, 69359), (16130, 60630), (19356, 50525), (20210, 48390), (24195, 40420), (24252, 40325), (30315, 32260)]