390435840

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:297

約数の個数: 264

約数和(自身を含む): 1395480840

約数和(自身を除く): 1005045000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 64, 72, 74, 80, 90, 96, 111, 120, 128, 144, 148, 160, 180, 185, 192, 222, 229, 240, 256, 288, 296, 320, 333, 360, 370, 384, 444, 458, 480, 512, 555, 576, 592, 640, 666, 687, 720, 740, 768, 888, 916, 960, 1024, 1110, 1145, 1152, 1184, 1280, 1332, 1374, 1440, 1480, 1536, 1665, 1776, 1832, 1920, 2061, 2220, 2290, 2304, 2368, 2560, 2664, 2748, 2880, 2960, 3072, 3330, 3435, 3552, 3664, 3840, 4122, 4440, 4580, 4608, 4736, 5120, 5328, 5496, 5760, 5920, 6660, 6870, 7104, 7328, 7680, 8244, 8473, 8880, 9160, 9216, 9472, 10305, 10656, 10992, 11520, 11840, 13320, 13740, 14208, 14656, 15360, 16488, 16946, 17760, 18320, 18944, 20610, 21312, 21984, 23040, 23680, 25419, 26640, 27480, 28416, 29312, 32976, 33892, 35520, 36640, 37888, 41220, 42365, 42624, 43968, 46080, 47360, 50838, 53280, 54960, 56832, 58624, 65952, 67784, 71040, 73280, 76257, 82440, 84730, 85248, 87936, 94720, 101676, 106560, 109920, 113664, 117248, 127095, 131904, 135568, 142080, 146560, 152514, 164880, 169460, 170496, 175872, 189440, 203352, 213120, 219840, 234496, 254190, 263808, 271136, 284160, 293120, 305028, 329760, 338920, 340992, 351744, 381285, 406704, 426240, 439680, 508380, 527616, 542272, 568320, 586240, 610056, 659520, 677840, 703488, 762570, 813408, 852480, 879360, 1016760, 1055232, 1084544, 1172480, 1220112, 1319040, 1355680, 1525140, 1626816, 1704960, 1758720, 2033520, 2110464, 2169088, 2440224, 2638080, 2711360, 3050280, 3253632, 3517440, 4067040, 4338176, 4880448, 5276160, 5422720, 6100560, 6507264, 8134080, 8676352, 9760896, 10552320, 10845440, 12201120, 13014528, 16268160, 19521792, 21690880, 24402240, 26029056, 32536320, 39043584, 43381760, 48804480, 65072640, 78087168, 97608960, 130145280, 195217920, 390435840]

約数ペア:

[(1, 390435840), (2, 195217920), (3, 130145280), (4, 97608960), (5, 78087168), (6, 65072640), (8, 48804480), (9, 43381760), (10, 39043584), (12, 32536320), (15, 26029056), (16, 24402240), (18, 21690880), (20, 19521792), (24, 16268160), (30, 13014528), (32, 12201120), (36, 10845440), (37, 10552320), (40, 9760896), (45, 8676352), (48, 8134080), (60, 6507264), (64, 6100560), (72, 5422720), (74, 5276160), (80, 4880448), (90, 4338176), (96, 4067040), (111, 3517440), (120, 3253632), (128, 3050280), (144, 2711360), (148, 2638080), (160, 2440224), (180, 2169088), (185, 2110464), (192, 2033520), (222, 1758720), (229, 1704960), (240, 1626816), (256, 1525140), (288, 1355680), (296, 1319040), (320, 1220112), (333, 1172480), (360, 1084544), (370, 1055232), (384, 1016760), (444, 879360), (458, 852480), (480, 813408), (512, 762570), (555, 703488), (576, 677840), (592, 659520), (640, 610056), (666, 586240), (687, 568320), (720, 542272), (740, 527616), (768, 508380), (888, 439680), (916, 426240), (960, 406704), (1024, 381285), (1110, 351744), (1145, 340992), (1152, 338920), (1184, 329760), (1280, 305028), (1332, 293120), (1374, 284160), (1440, 271136), (1480, 263808), (1536, 254190), (1665, 234496), (1776, 219840), (1832, 213120), (1920, 203352), (2061, 189440), (2220, 175872), (2290, 170496), (2304, 169460), (2368, 164880), (2560, 152514), (2664, 146560), (2748, 142080), (2880, 135568), (2960, 131904), (3072, 127095), (3330, 117248), (3435, 113664), (3552, 109920), (3664, 106560), (3840, 101676), (4122, 94720), (4440, 87936), (4580, 85248), (4608, 84730), (4736, 82440), (5120, 76257), (5328, 73280), (5496, 71040), (5760, 67784), (5920, 65952), (6660, 58624), (6870, 56832), (7104, 54960), (7328, 53280), (7680, 50838), (8244, 47360), (8473, 46080), (8880, 43968), (9160, 42624), (9216, 42365), (9472, 41220), (10305, 37888), (10656, 36640), (10992, 35520), (11520, 33892), (11840, 32976), (13320, 29312), (13740, 28416), (14208, 27480), (14656, 26640), (15360, 25419), (16488, 23680), (16946, 23040), (17760, 21984), (18320, 21312), (18944, 20610)]