64193280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 208733280

約数和(自身を除く): 144540000

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, 584, 640, 687, 730, 768, 876, 916, 960, 1095, 1145, 1168, 1280, 1374, 1460, 1752, 1832, 1920, 2190, 2290, 2336, 2748, 2920, 3435, 3504, 3664, 3840, 4380, 4580, 4672, 5496, 5840, 6870, 7008, 7328, 8760, 9160, 9344, 10992, 11680, 13740, 14016, 14656, 16717, 17520, 18320, 18688, 21984, 23360, 27480, 28032, 29312, 33434, 35040, 36640, 43968, 46720, 50151, 54960, 56064, 58624, 66868, 70080, 73280, 83585, 87936, 93440, 100302, 109920, 133736, 140160, 146560, 167170, 175872, 200604, 219840, 250755, 267472, 280320, 293120, 334340, 401208, 439680, 501510, 534944, 668680, 802416, 879360, 1003020, 1069888, 1337360, 1604832, 2006040, 2139776, 2674720, 3209664, 4012080, 4279552, 5349440, 6419328, 8024160, 10698880, 12838656, 16048320, 21397760, 32096640, 64193280]

約数ペア:

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