223071520

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{769}}^1$

素因数の和:835

約数の個数: 144

約数和(自身を含む): 630435960

約数和(自身を除く): 407364440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 160, 185, 196, 224, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 769, 784, 980, 1036, 1120, 1184, 1295, 1480, 1538, 1568, 1813, 1960, 2072, 2590, 2960, 3076, 3626, 3845, 3920, 4144, 5180, 5383, 5920, 6152, 7252, 7690, 7840, 8288, 9065, 10360, 10766, 12304, 14504, 15380, 18130, 20720, 21532, 24608, 26915, 28453, 29008, 30760, 36260, 37681, 41440, 43064, 53830, 56906, 58016, 61520, 72520, 75362, 86128, 107660, 113812, 123040, 142265, 145040, 150724, 172256, 188405, 199171, 215320, 227624, 284530, 290080, 301448, 376810, 398342, 430640, 455248, 569060, 602896, 753620, 796684, 861280, 910496, 995855, 1138120, 1205792, 1394197, 1507240, 1593368, 1991710, 2276240, 2788394, 3014480, 3186736, 3983420, 4552480, 5576788, 6028960, 6373472, 6970985, 7966840, 11153576, 13941970, 15933680, 22307152, 27883940, 31867360, 44614304, 55767880, 111535760, 223071520]

約数ペア:

[(1, 223071520), (2, 111535760), (4, 55767880), (5, 44614304), (7, 31867360), (8, 27883940), (10, 22307152), (14, 15933680), (16, 13941970), (20, 11153576), (28, 7966840), (32, 6970985), (35, 6373472), (37, 6028960), (40, 5576788), (49, 4552480), (56, 3983420), (70, 3186736), (74, 3014480), (80, 2788394), (98, 2276240), (112, 1991710), (140, 1593368), (148, 1507240), (160, 1394197), (185, 1205792), (196, 1138120), (224, 995855), (245, 910496), (259, 861280), (280, 796684), (296, 753620), (370, 602896), (392, 569060), (490, 455248), (518, 430640), (560, 398342), (592, 376810), (740, 301448), (769, 290080), (784, 284530), (980, 227624), (1036, 215320), (1120, 199171), (1184, 188405), (1295, 172256), (1480, 150724), (1538, 145040), (1568, 142265), (1813, 123040), (1960, 113812), (2072, 107660), (2590, 86128), (2960, 75362), (3076, 72520), (3626, 61520), (3845, 58016), (3920, 56906), (4144, 53830), (5180, 43064), (5383, 41440), (5920, 37681), (6152, 36260), (7252, 30760), (7690, 29008), (7840, 28453), (8288, 26915), (9065, 24608), (10360, 21532), (10766, 20720), (12304, 18130), (14504, 15380)]