256773120

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:330

約数の個数: 176

約数和(自身を含む): 836158560

約数和(自身を除く): 579385440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 73, 80, 96, 120, 128, 146, 160, 192, 219, 229, 240, 256, 292, 320, 365, 384, 438, 458, 480, 512, 584, 640, 687, 730, 768, 876, 916, 960, 1024, 1095, 1145, 1168, 1280, 1374, 1460, 1536, 1752, 1832, 1920, 2190, 2290, 2336, 2560, 2748, 2920, 3072, 3435, 3504, 3664, 3840, 4380, 4580, 4672, 5120, 5496, 5840, 6870, 7008, 7328, 7680, 8760, 9160, 9344, 10992, 11680, 13740, 14016, 14656, 15360, 16717, 17520, 18320, 18688, 21984, 23360, 27480, 28032, 29312, 33434, 35040, 36640, 37376, 43968, 46720, 50151, 54960, 56064, 58624, 66868, 70080, 73280, 74752, 83585, 87936, 93440, 100302, 109920, 112128, 117248, 133736, 140160, 146560, 167170, 175872, 186880, 200604, 219840, 224256, 234496, 250755, 267472, 280320, 293120, 334340, 351744, 373760, 401208, 439680, 501510, 534944, 560640, 586240, 668680, 703488, 802416, 879360, 1003020, 1069888, 1121280, 1172480, 1337360, 1604832, 1758720, 2006040, 2139776, 2674720, 3209664, 3517440, 4012080, 4279552, 5349440, 6419328, 8024160, 8559104, 10698880, 12838656, 16048320, 17118208, 21397760, 25677312, 32096640, 42795520, 51354624, 64193280, 85591040, 128386560, 256773120]

約数ペア:

[(1, 256773120), (2, 128386560), (3, 85591040), (4, 64193280), (5, 51354624), (6, 42795520), (8, 32096640), (10, 25677312), (12, 21397760), (15, 17118208), (16, 16048320), (20, 12838656), (24, 10698880), (30, 8559104), (32, 8024160), (40, 6419328), (48, 5349440), (60, 4279552), (64, 4012080), (73, 3517440), (80, 3209664), (96, 2674720), (120, 2139776), (128, 2006040), (146, 1758720), (160, 1604832), (192, 1337360), (219, 1172480), (229, 1121280), (240, 1069888), (256, 1003020), (292, 879360), (320, 802416), (365, 703488), (384, 668680), (438, 586240), (458, 560640), (480, 534944), (512, 501510), (584, 439680), (640, 401208), (687, 373760), (730, 351744), (768, 334340), (876, 293120), (916, 280320), (960, 267472), (1024, 250755), (1095, 234496), (1145, 224256), (1168, 219840), (1280, 200604), (1374, 186880), (1460, 175872), (1536, 167170), (1752, 146560), (1832, 140160), (1920, 133736), (2190, 117248), (2290, 112128), (2336, 109920), (2560, 100302), (2748, 93440), (2920, 87936), (3072, 83585), (3435, 74752), (3504, 73280), (3664, 70080), (3840, 66868), (4380, 58624), (4580, 56064), (4672, 54960), (5120, 50151), (5496, 46720), (5840, 43968), (6870, 37376), (7008, 36640), (7328, 35040), (7680, 33434), (8760, 29312), (9160, 28032), (9344, 27480), (10992, 23360), (11680, 21984), (13740, 18688), (14016, 18320), (14656, 17520), (15360, 16717)]