28805400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1231}}^1$

素因数の和:1266

約数の個数: 144

約数和(自身を含む): 104264160

約数和(自身を除く): 75458760

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, 1231, 1300, 1560, 1800, 1950, 2340, 2462, 2600, 2925, 3693, 3900, 4680, 4924, 5850, 6155, 7386, 7800, 9848, 11079, 11700, 12310, 14772, 16003, 18465, 22158, 23400, 24620, 29544, 30775, 32006, 36930, 44316, 48009, 49240, 55395, 61550, 64012, 73860, 80015, 88632, 92325, 96018, 110790, 123100, 128024, 144027, 147720, 160030, 184650, 192036, 221580, 240045, 246200, 276975, 288054, 320060, 369300, 384072, 400075, 443160, 480090, 553950, 576108, 640120, 720135, 738600, 800150, 960180, 1107900, 1152216, 1200225, 1440270, 1600300, 1920360, 2215800, 2400450, 2880540, 3200600, 3600675, 4800900, 5761080, 7201350, 9601800, 14402700, 28805400]

約数ペア:

[(1, 28805400), (2, 14402700), (3, 9601800), (4, 7201350), (5, 5761080), (6, 4800900), (8, 3600675), (9, 3200600), (10, 2880540), (12, 2400450), (13, 2215800), (15, 1920360), (18, 1600300), (20, 1440270), (24, 1200225), (25, 1152216), (26, 1107900), (30, 960180), (36, 800150), (39, 738600), (40, 720135), (45, 640120), (50, 576108), (52, 553950), (60, 480090), (65, 443160), (72, 400075), (75, 384072), (78, 369300), (90, 320060), (100, 288054), (104, 276975), (117, 246200), (120, 240045), (130, 221580), (150, 192036), (156, 184650), (180, 160030), (195, 147720), (200, 144027), (225, 128024), (234, 123100), (260, 110790), (300, 96018), (312, 92325), (325, 88632), (360, 80015), (390, 73860), (450, 64012), (468, 61550), (520, 55395), (585, 49240), (600, 48009), (650, 44316), (780, 36930), (900, 32006), (936, 30775), (975, 29544), (1170, 24620), (1231, 23400), (1300, 22158), (1560, 18465), (1800, 16003), (1950, 14772), (2340, 12310), (2462, 11700), (2600, 11079), (2925, 9848), (3693, 7800), (3900, 7386), (4680, 6155), (4924, 5850)]