221175000

素因数分解:

$2^3\times 3^2\times 5^5\times {\mathrm{983}}^1$

素因数の和:1020

約数の個数: 144

約数和(自身を含む): 749483280

約数和(自身を除く): 528308280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 625, 750, 900, 983, 1000, 1125, 1250, 1500, 1800, 1875, 1966, 2250, 2500, 2949, 3000, 3125, 3750, 3932, 4500, 4915, 5000, 5625, 5898, 6250, 7500, 7864, 8847, 9000, 9375, 9830, 11250, 11796, 12500, 14745, 15000, 17694, 18750, 19660, 22500, 23592, 24575, 25000, 28125, 29490, 35388, 37500, 39320, 44235, 45000, 49150, 56250, 58980, 70776, 73725, 75000, 88470, 98300, 112500, 117960, 122875, 147450, 176940, 196600, 221175, 225000, 245750, 294900, 353880, 368625, 442350, 491500, 589800, 614375, 737250, 884700, 983000, 1105875, 1228750, 1474500, 1769400, 1843125, 2211750, 2457500, 2949000, 3071875, 3686250, 4423500, 4915000, 5529375, 6143750, 7372500, 8847000, 9215625, 11058750, 12287500, 14745000, 18431250, 22117500, 24575000, 27646875, 36862500, 44235000, 55293750, 73725000, 110587500, 221175000]

約数ペア:

[(1, 221175000), (2, 110587500), (3, 73725000), (4, 55293750), (5, 44235000), (6, 36862500), (8, 27646875), (9, 24575000), (10, 22117500), (12, 18431250), (15, 14745000), (18, 12287500), (20, 11058750), (24, 9215625), (25, 8847000), (30, 7372500), (36, 6143750), (40, 5529375), (45, 4915000), (50, 4423500), (60, 3686250), (72, 3071875), (75, 2949000), (90, 2457500), (100, 2211750), (120, 1843125), (125, 1769400), (150, 1474500), (180, 1228750), (200, 1105875), (225, 983000), (250, 884700), (300, 737250), (360, 614375), (375, 589800), (450, 491500), (500, 442350), (600, 368625), (625, 353880), (750, 294900), (900, 245750), (983, 225000), (1000, 221175), (1125, 196600), (1250, 176940), (1500, 147450), (1800, 122875), (1875, 117960), (1966, 112500), (2250, 98300), (2500, 88470), (2949, 75000), (3000, 73725), (3125, 70776), (3750, 58980), (3932, 56250), (4500, 49150), (4915, 45000), (5000, 44235), (5625, 39320), (5898, 37500), (6250, 35388), (7500, 29490), (7864, 28125), (8847, 25000), (9000, 24575), (9375, 23592), (9830, 22500), (11250, 19660), (11796, 18750), (12500, 17694), (14745, 15000)]