245718900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{13001}}^1$

素因数の和:13031

約数の個数: 144

約数和(自身を含む): 902858880

約数和(自身を除く): 657139980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1050, 1260, 1350, 1575, 1890, 2100, 2700, 3150, 3780, 4725, 6300, 9450, 13001, 18900, 26002, 39003, 52004, 65005, 78006, 91007, 117009, 130010, 156012, 182014, 195015, 234018, 260020, 273021, 325025, 351027, 364028, 390030, 455035, 468036, 546042, 585045, 650050, 702054, 780060, 819063, 910070, 975075, 1092084, 1170090, 1300100, 1365105, 1404108, 1638126, 1755135, 1820140, 1950150, 2275175, 2340180, 2457189, 2730210, 2925225, 3276252, 3510270, 3900300, 4095315, 4550350, 4914378, 5460420, 5850450, 6825525, 7020540, 8190630, 8775675, 9100700, 9828756, 11700900, 12285945, 13651050, 16381260, 17551350, 20476575, 24571890, 27302100, 35102700, 40953150, 49143780, 61429725, 81906300, 122859450, 245718900]

約数ペア:

[(1, 245718900), (2, 122859450), (3, 81906300), (4, 61429725), (5, 49143780), (6, 40953150), (7, 35102700), (9, 27302100), (10, 24571890), (12, 20476575), (14, 17551350), (15, 16381260), (18, 13651050), (20, 12285945), (21, 11700900), (25, 9828756), (27, 9100700), (28, 8775675), (30, 8190630), (35, 7020540), (36, 6825525), (42, 5850450), (45, 5460420), (50, 4914378), (54, 4550350), (60, 4095315), (63, 3900300), (70, 3510270), (75, 3276252), (84, 2925225), (90, 2730210), (100, 2457189), (105, 2340180), (108, 2275175), (126, 1950150), (135, 1820140), (140, 1755135), (150, 1638126), (175, 1404108), (180, 1365105), (189, 1300100), (210, 1170090), (225, 1092084), (252, 975075), (270, 910070), (300, 819063), (315, 780060), (350, 702054), (378, 650050), (420, 585045), (450, 546042), (525, 468036), (540, 455035), (630, 390030), (675, 364028), (700, 351027), (756, 325025), (900, 273021), (945, 260020), (1050, 234018), (1260, 195015), (1350, 182014), (1575, 156012), (1890, 130010), (2100, 117009), (2700, 91007), (3150, 78006), (3780, 65005), (4725, 52004), (6300, 39003), (9450, 26002), (13001, 18900)]