138037500

素因数分解:

$2^2\times 3^3\times 5^5\times {\mathrm{409}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 448408800

約数和(自身を除く): 310371300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 409, 450, 500, 540, 625, 675, 750, 818, 900, 1125, 1227, 1250, 1350, 1500, 1636, 1875, 2045, 2250, 2454, 2500, 2700, 3125, 3375, 3681, 3750, 4090, 4500, 4908, 5625, 6135, 6250, 6750, 7362, 7500, 8180, 9375, 10225, 11043, 11250, 12270, 12500, 13500, 14724, 16875, 18405, 18750, 20450, 22086, 22500, 24540, 28125, 30675, 33750, 36810, 37500, 40900, 44172, 51125, 55215, 56250, 61350, 67500, 73620, 84375, 92025, 102250, 110430, 112500, 122700, 153375, 168750, 184050, 204500, 220860, 255625, 276075, 306750, 337500, 368100, 460125, 511250, 552150, 613500, 766875, 920250, 1022500, 1104300, 1278125, 1380375, 1533750, 1840500, 2300625, 2556250, 2760750, 3067500, 3834375, 4601250, 5112500, 5521500, 6901875, 7668750, 9202500, 11503125, 13803750, 15337500, 23006250, 27607500, 34509375, 46012500, 69018750, 138037500]

約数ペア:

[(1, 138037500), (2, 69018750), (3, 46012500), (4, 34509375), (5, 27607500), (6, 23006250), (9, 15337500), (10, 13803750), (12, 11503125), (15, 9202500), (18, 7668750), (20, 6901875), (25, 5521500), (27, 5112500), (30, 4601250), (36, 3834375), (45, 3067500), (50, 2760750), (54, 2556250), (60, 2300625), (75, 1840500), (90, 1533750), (100, 1380375), (108, 1278125), (125, 1104300), (135, 1022500), (150, 920250), (180, 766875), (225, 613500), (250, 552150), (270, 511250), (300, 460125), (375, 368100), (409, 337500), (450, 306750), (500, 276075), (540, 255625), (625, 220860), (675, 204500), (750, 184050), (818, 168750), (900, 153375), (1125, 122700), (1227, 112500), (1250, 110430), (1350, 102250), (1500, 92025), (1636, 84375), (1875, 73620), (2045, 67500), (2250, 61350), (2454, 56250), (2500, 55215), (2700, 51125), (3125, 44172), (3375, 40900), (3681, 37500), (3750, 36810), (4090, 33750), (4500, 30675), (4908, 28125), (5625, 24540), (6135, 22500), (6250, 22086), (6750, 20450), (7362, 18750), (7500, 18405), (8180, 16875), (9375, 14724), (10225, 13500), (11043, 12500), (11250, 12270)]