2150100000

素因数分解:

$2^5\times 3^2\times 5^5\times {\mathrm{2389}}^1$

素因数の和:2430

約数の個数: 216

約数和(自身を含む): 7645643460

約数和(自身を除く): 5495543460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 72, 75, 80, 90, 96, 100, 120, 125, 144, 150, 160, 180, 200, 225, 240, 250, 288, 300, 360, 375, 400, 450, 480, 500, 600, 625, 720, 750, 800, 900, 1000, 1125, 1200, 1250, 1440, 1500, 1800, 1875, 2000, 2250, 2389, 2400, 2500, 3000, 3125, 3600, 3750, 4000, 4500, 4778, 5000, 5625, 6000, 6250, 7167, 7200, 7500, 9000, 9375, 9556, 10000, 11250, 11945, 12000, 12500, 14334, 15000, 18000, 18750, 19112, 20000, 21501, 22500, 23890, 25000, 28125, 28668, 30000, 35835, 36000, 37500, 38224, 43002, 45000, 47780, 50000, 56250, 57336, 59725, 60000, 71670, 75000, 76448, 86004, 90000, 95560, 100000, 107505, 112500, 114672, 119450, 143340, 150000, 172008, 179175, 180000, 191120, 215010, 225000, 229344, 238900, 286680, 298625, 300000, 344016, 358350, 382240, 430020, 450000, 477800, 537525, 573360, 597250, 688032, 716700, 860040, 895875, 900000, 955600, 1075050, 1146720, 1194500, 1433400, 1493125, 1720080, 1791750, 1911200, 2150100, 2389000, 2687625, 2866800, 2986250, 3440160, 3583500, 4300200, 4479375, 4778000, 5375250, 5733600, 5972500, 7167000, 7465625, 8600400, 8958750, 9556000, 10750500, 11945000, 13438125, 14334000, 14931250, 17200800, 17917500, 21501000, 22396875, 23890000, 26876250, 28668000, 29862500, 35835000, 43002000, 44793750, 47780000, 53752500, 59725000, 67190625, 71670000, 86004000, 89587500, 107505000, 119450000, 134381250, 143340000, 179175000, 215010000, 238900000, 268762500, 358350000, 430020000, 537525000, 716700000, 1075050000, 2150100000]

約数ペア:

[(1, 2150100000), (2, 1075050000), (3, 716700000), (4, 537525000), (5, 430020000), (6, 358350000), (8, 268762500), (9, 238900000), (10, 215010000), (12, 179175000), (15, 143340000), (16, 134381250), (18, 119450000), (20, 107505000), (24, 89587500), (25, 86004000), (30, 71670000), (32, 67190625), (36, 59725000), (40, 53752500), (45, 47780000), (48, 44793750), (50, 43002000), (60, 35835000), (72, 29862500), (75, 28668000), (80, 26876250), (90, 23890000), (96, 22396875), (100, 21501000), (120, 17917500), (125, 17200800), (144, 14931250), (150, 14334000), (160, 13438125), (180, 11945000), (200, 10750500), (225, 9556000), (240, 8958750), (250, 8600400), (288, 7465625), (300, 7167000), (360, 5972500), (375, 5733600), (400, 5375250), (450, 4778000), (480, 4479375), (500, 4300200), (600, 3583500), (625, 3440160), (720, 2986250), (750, 2866800), (800, 2687625), (900, 2389000), (1000, 2150100), (1125, 1911200), (1200, 1791750), (1250, 1720080), (1440, 1493125), (1500, 1433400), (1800, 1194500), (1875, 1146720), (2000, 1075050), (2250, 955600), (2389, 900000), (2400, 895875), (2500, 860040), (3000, 716700), (3125, 688032), (3600, 597250), (3750, 573360), (4000, 537525), (4500, 477800), (4778, 450000), (5000, 430020), (5625, 382240), (6000, 358350), (6250, 344016), (7167, 300000), (7200, 298625), (7500, 286680), (9000, 238900), (9375, 229344), (9556, 225000), (10000, 215010), (11250, 191120), (11945, 180000), (12000, 179175), (12500, 172008), (14334, 150000), (15000, 143340), (18000, 119450), (18750, 114672), (19112, 112500), (20000, 107505), (21501, 100000), (22500, 95560), (23890, 90000), (25000, 86004), (28125, 76448), (28668, 75000), (30000, 71670), (35835, 60000), (36000, 59725), (37500, 57336), (38224, 56250), (43002, 50000), (45000, 47780)]