620123400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{26501}}^1$

素因数の和:26536

約数の個数: 144

約数和(自身を含む): 2242864260

約数和(自身を除く): 1622740860

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 30, 36, 39, 40, 45, 50, 52, 60, 65, 72, 75, 78, 90, 100, 104, 117, 120, 130, 150, 156, 180, 195, 200, 225, 234, 260, 300, 312, 325, 360, 390, 450, 468, 520, 585, 600, 650, 780, 900, 936, 975, 1170, 1300, 1560, 1800, 1950, 2340, 2600, 2925, 3900, 4680, 5850, 7800, 11700, 23400, 26501, 53002, 79503, 106004, 132505, 159006, 212008, 238509, 265010, 318012, 344513, 397515, 477018, 530020, 636024, 662525, 689026, 795030, 954036, 1033539, 1060040, 1192545, 1325050, 1378052, 1590060, 1722565, 1908072, 1987575, 2067078, 2385090, 2650100, 2756104, 3100617, 3180120, 3445130, 3975150, 4134156, 4770180, 5167695, 5300200, 5962725, 6201234, 6890260, 7950300, 8268312, 8612825, 9540360, 10335390, 11925450, 12402468, 13780520, 15503085, 15900600, 17225650, 20670780, 23850900, 24804936, 25838475, 31006170, 34451300, 41341560, 47701800, 51676950, 62012340, 68902600, 77515425, 103353900, 124024680, 155030850, 206707800, 310061700, 620123400]

約数ペア:

[(1, 620123400), (2, 310061700), (3, 206707800), (4, 155030850), (5, 124024680), (6, 103353900), (8, 77515425), (9, 68902600), (10, 62012340), (12, 51676950), (13, 47701800), (15, 41341560), (18, 34451300), (20, 31006170), (24, 25838475), (25, 24804936), (26, 23850900), (30, 20670780), (36, 17225650), (39, 15900600), (40, 15503085), (45, 13780520), (50, 12402468), (52, 11925450), (60, 10335390), (65, 9540360), (72, 8612825), (75, 8268312), (78, 7950300), (90, 6890260), (100, 6201234), (104, 5962725), (117, 5300200), (120, 5167695), (130, 4770180), (150, 4134156), (156, 3975150), (180, 3445130), (195, 3180120), (200, 3100617), (225, 2756104), (234, 2650100), (260, 2385090), (300, 2067078), (312, 1987575), (325, 1908072), (360, 1722565), (390, 1590060), (450, 1378052), (468, 1325050), (520, 1192545), (585, 1060040), (600, 1033539), (650, 954036), (780, 795030), (900, 689026), (936, 662525), (975, 636024), (1170, 530020), (1300, 477018), (1560, 397515), (1800, 344513), (1950, 318012), (2340, 265010), (2600, 238509), (2925, 212008), (3900, 159006), (4680, 132505), (5850, 106004), (7800, 79503), (11700, 53002), (23400, 26501)]