21103200

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{977}}^1$

素因数の和:1006

約数の個数: 144

約数和(自身を含む): 76401360

約数和(自身を除く): 55298160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 96, 100, 108, 120, 135, 144, 150, 160, 180, 200, 216, 225, 240, 270, 288, 300, 360, 400, 432, 450, 480, 540, 600, 675, 720, 800, 864, 900, 977, 1080, 1200, 1350, 1440, 1800, 1954, 2160, 2400, 2700, 2931, 3600, 3908, 4320, 4885, 5400, 5862, 7200, 7816, 8793, 9770, 10800, 11724, 14655, 15632, 17586, 19540, 21600, 23448, 24425, 26379, 29310, 31264, 35172, 39080, 43965, 46896, 48850, 52758, 58620, 70344, 73275, 78160, 87930, 93792, 97700, 105516, 117240, 131895, 140688, 146550, 156320, 175860, 195400, 211032, 219825, 234480, 263790, 281376, 293100, 351720, 390800, 422064, 439650, 468960, 527580, 586200, 659475, 703440, 781600, 844128, 879300, 1055160, 1172400, 1318950, 1406880, 1758600, 2110320, 2344800, 2637900, 3517200, 4220640, 5275800, 7034400, 10551600, 21103200]

約数ペア:

[(1, 21103200), (2, 10551600), (3, 7034400), (4, 5275800), (5, 4220640), (6, 3517200), (8, 2637900), (9, 2344800), (10, 2110320), (12, 1758600), (15, 1406880), (16, 1318950), (18, 1172400), (20, 1055160), (24, 879300), (25, 844128), (27, 781600), (30, 703440), (32, 659475), (36, 586200), (40, 527580), (45, 468960), (48, 439650), (50, 422064), (54, 390800), (60, 351720), (72, 293100), (75, 281376), (80, 263790), (90, 234480), (96, 219825), (100, 211032), (108, 195400), (120, 175860), (135, 156320), (144, 146550), (150, 140688), (160, 131895), (180, 117240), (200, 105516), (216, 97700), (225, 93792), (240, 87930), (270, 78160), (288, 73275), (300, 70344), (360, 58620), (400, 52758), (432, 48850), (450, 46896), (480, 43965), (540, 39080), (600, 35172), (675, 31264), (720, 29310), (800, 26379), (864, 24425), (900, 23448), (977, 21600), (1080, 19540), (1200, 17586), (1350, 15632), (1440, 14655), (1800, 11724), (1954, 10800), (2160, 9770), (2400, 8793), (2700, 7816), (2931, 7200), (3600, 5862), (3908, 5400), (4320, 4885)]