18301680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 160

約数和(自身を含む): 65025600

約数和(自身を除く): 46723920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 37, 40, 45, 48, 54, 60, 72, 74, 80, 90, 108, 111, 120, 135, 144, 148, 180, 185, 216, 222, 229, 240, 270, 296, 333, 360, 370, 432, 444, 458, 540, 555, 592, 666, 687, 720, 740, 888, 916, 999, 1080, 1110, 1145, 1332, 1374, 1480, 1665, 1776, 1832, 1998, 2061, 2160, 2220, 2290, 2664, 2748, 2960, 3330, 3435, 3664, 3996, 4122, 4440, 4580, 4995, 5328, 5496, 6183, 6660, 6870, 7992, 8244, 8473, 8880, 9160, 9990, 10305, 10992, 12366, 13320, 13740, 15984, 16488, 16946, 18320, 19980, 20610, 24732, 25419, 26640, 27480, 30915, 32976, 33892, 39960, 41220, 42365, 49464, 50838, 54960, 61830, 67784, 76257, 79920, 82440, 84730, 98928, 101676, 123660, 127095, 135568, 152514, 164880, 169460, 203352, 228771, 247320, 254190, 305028, 338920, 381285, 406704, 457542, 494640, 508380, 610056, 677840, 762570, 915084, 1016760, 1143855, 1220112, 1525140, 1830168, 2033520, 2287710, 3050280, 3660336, 4575420, 6100560, 9150840, 18301680]

約数ペア:

[(1, 18301680), (2, 9150840), (3, 6100560), (4, 4575420), (5, 3660336), (6, 3050280), (8, 2287710), (9, 2033520), (10, 1830168), (12, 1525140), (15, 1220112), (16, 1143855), (18, 1016760), (20, 915084), (24, 762570), (27, 677840), (30, 610056), (36, 508380), (37, 494640), (40, 457542), (45, 406704), (48, 381285), (54, 338920), (60, 305028), (72, 254190), (74, 247320), (80, 228771), (90, 203352), (108, 169460), (111, 164880), (120, 152514), (135, 135568), (144, 127095), (148, 123660), (180, 101676), (185, 98928), (216, 84730), (222, 82440), (229, 79920), (240, 76257), (270, 67784), (296, 61830), (333, 54960), (360, 50838), (370, 49464), (432, 42365), (444, 41220), (458, 39960), (540, 33892), (555, 32976), (592, 30915), (666, 27480), (687, 26640), (720, 25419), (740, 24732), (888, 20610), (916, 19980), (999, 18320), (1080, 16946), (1110, 16488), (1145, 15984), (1332, 13740), (1374, 13320), (1480, 12366), (1665, 10992), (1776, 10305), (1832, 9990), (1998, 9160), (2061, 8880), (2160, 8473), (2220, 8244), (2290, 7992), (2664, 6870), (2748, 6660), (2960, 6183), (3330, 5496), (3435, 5328), (3664, 4995), (3996, 4580), (4122, 4440)]