128475000

素因数分解:

$2^3\times 3^2\times 5^5\times {\mathrm{571}}^1$

素因数の和:608

約数の個数: 144

約数和(自身を含む): 435675240

約数和(自身を除く): 307200240

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, 571, 600, 625, 750, 900, 1000, 1125, 1142, 1250, 1500, 1713, 1800, 1875, 2250, 2284, 2500, 2855, 3000, 3125, 3426, 3750, 4500, 4568, 5000, 5139, 5625, 5710, 6250, 6852, 7500, 8565, 9000, 9375, 10278, 11250, 11420, 12500, 13704, 14275, 15000, 17130, 18750, 20556, 22500, 22840, 25000, 25695, 28125, 28550, 34260, 37500, 41112, 42825, 45000, 51390, 56250, 57100, 68520, 71375, 75000, 85650, 102780, 112500, 114200, 128475, 142750, 171300, 205560, 214125, 225000, 256950, 285500, 342600, 356875, 428250, 513900, 571000, 642375, 713750, 856500, 1027800, 1070625, 1284750, 1427500, 1713000, 1784375, 2141250, 2569500, 2855000, 3211875, 3568750, 4282500, 5139000, 5353125, 6423750, 7137500, 8565000, 10706250, 12847500, 14275000, 16059375, 21412500, 25695000, 32118750, 42825000, 64237500, 128475000]

約数ペア:

[(1, 128475000), (2, 64237500), (3, 42825000), (4, 32118750), (5, 25695000), (6, 21412500), (8, 16059375), (9, 14275000), (10, 12847500), (12, 10706250), (15, 8565000), (18, 7137500), (20, 6423750), (24, 5353125), (25, 5139000), (30, 4282500), (36, 3568750), (40, 3211875), (45, 2855000), (50, 2569500), (60, 2141250), (72, 1784375), (75, 1713000), (90, 1427500), (100, 1284750), (120, 1070625), (125, 1027800), (150, 856500), (180, 713750), (200, 642375), (225, 571000), (250, 513900), (300, 428250), (360, 356875), (375, 342600), (450, 285500), (500, 256950), (571, 225000), (600, 214125), (625, 205560), (750, 171300), (900, 142750), (1000, 128475), (1125, 114200), (1142, 112500), (1250, 102780), (1500, 85650), (1713, 75000), (1800, 71375), (1875, 68520), (2250, 57100), (2284, 56250), (2500, 51390), (2855, 45000), (3000, 42825), (3125, 41112), (3426, 37500), (3750, 34260), (4500, 28550), (4568, 28125), (5000, 25695), (5139, 25000), (5625, 22840), (5710, 22500), (6250, 20556), (6852, 18750), (7500, 17130), (8565, 15000), (9000, 14275), (9375, 13704), (10278, 12500), (11250, 11420)]