28894800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{199}}^1$

素因数の和:242

約数の個数: 180

約数和(自身を含む): 102250400

約数和(自身を除く): 73355600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 33, 40, 44, 48, 50, 55, 60, 66, 75, 80, 88, 100, 110, 120, 121, 132, 150, 165, 176, 199, 200, 220, 240, 242, 264, 275, 300, 330, 363, 398, 400, 440, 484, 528, 550, 597, 600, 605, 660, 726, 796, 825, 880, 968, 995, 1100, 1194, 1200, 1210, 1320, 1452, 1592, 1650, 1815, 1936, 1990, 2189, 2200, 2388, 2420, 2640, 2904, 2985, 3025, 3184, 3300, 3630, 3980, 4378, 4400, 4776, 4840, 4975, 5808, 5970, 6050, 6567, 6600, 7260, 7960, 8756, 9075, 9552, 9680, 9950, 10945, 11940, 12100, 13134, 13200, 14520, 14925, 15920, 17512, 18150, 19900, 21890, 23880, 24079, 24200, 26268, 29040, 29850, 32835, 35024, 36300, 39800, 43780, 47760, 48158, 48400, 52536, 54725, 59700, 65670, 72237, 72600, 79600, 87560, 96316, 105072, 109450, 119400, 120395, 131340, 144474, 145200, 164175, 175120, 192632, 218900, 238800, 240790, 262680, 288948, 328350, 361185, 385264, 437800, 481580, 525360, 577896, 601975, 656700, 722370, 875600, 963160, 1155792, 1203950, 1313400, 1444740, 1805925, 1926320, 2407900, 2626800, 2889480, 3611850, 4815800, 5778960, 7223700, 9631600, 14447400, 28894800]

約数ペア:

[(1, 28894800), (2, 14447400), (3, 9631600), (4, 7223700), (5, 5778960), (6, 4815800), (8, 3611850), (10, 2889480), (11, 2626800), (12, 2407900), (15, 1926320), (16, 1805925), (20, 1444740), (22, 1313400), (24, 1203950), (25, 1155792), (30, 963160), (33, 875600), (40, 722370), (44, 656700), (48, 601975), (50, 577896), (55, 525360), (60, 481580), (66, 437800), (75, 385264), (80, 361185), (88, 328350), (100, 288948), (110, 262680), (120, 240790), (121, 238800), (132, 218900), (150, 192632), (165, 175120), (176, 164175), (199, 145200), (200, 144474), (220, 131340), (240, 120395), (242, 119400), (264, 109450), (275, 105072), (300, 96316), (330, 87560), (363, 79600), (398, 72600), (400, 72237), (440, 65670), (484, 59700), (528, 54725), (550, 52536), (597, 48400), (600, 48158), (605, 47760), (660, 43780), (726, 39800), (796, 36300), (825, 35024), (880, 32835), (968, 29850), (995, 29040), (1100, 26268), (1194, 24200), (1200, 24079), (1210, 23880), (1320, 21890), (1452, 19900), (1592, 18150), (1650, 17512), (1815, 15920), (1936, 14925), (1990, 14520), (2189, 13200), (2200, 13134), (2388, 12100), (2420, 11940), (2640, 10945), (2904, 9950), (2985, 9680), (3025, 9552), (3184, 9075), (3300, 8756), (3630, 7960), (3980, 7260), (4378, 6600), (4400, 6567), (4776, 6050), (4840, 5970), (4975, 5808)]