75585440

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 215115264

約数和(自身を除く): 139529824

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 311, 392, 434, 490, 496, 560, 620, 622, 784, 868, 980, 992, 1085, 1120, 1240, 1244, 1519, 1555, 1568, 1736, 1960, 2170, 2177, 2480, 2488, 3038, 3110, 3472, 3920, 4340, 4354, 4960, 4976, 6076, 6220, 6944, 7595, 7840, 8680, 8708, 9641, 9952, 10885, 12152, 12440, 15190, 15239, 17360, 17416, 19282, 21770, 24304, 24880, 30380, 30478, 34720, 34832, 38564, 43540, 48205, 48608, 49760, 60760, 60956, 67487, 69664, 76195, 77128, 87080, 96410, 121520, 121912, 134974, 152390, 154256, 174160, 192820, 243040, 243824, 269948, 304780, 308512, 337435, 348320, 385640, 472409, 487648, 539896, 609560, 674870, 771280, 944818, 1079792, 1219120, 1349740, 1542560, 1889636, 2159584, 2362045, 2438240, 2699480, 3779272, 4724090, 5398960, 7558544, 9448180, 10797920, 15117088, 18896360, 37792720, 75585440]

約数ペア:

[(1, 75585440), (2, 37792720), (4, 18896360), (5, 15117088), (7, 10797920), (8, 9448180), (10, 7558544), (14, 5398960), (16, 4724090), (20, 3779272), (28, 2699480), (31, 2438240), (32, 2362045), (35, 2159584), (40, 1889636), (49, 1542560), (56, 1349740), (62, 1219120), (70, 1079792), (80, 944818), (98, 771280), (112, 674870), (124, 609560), (140, 539896), (155, 487648), (160, 472409), (196, 385640), (217, 348320), (224, 337435), (245, 308512), (248, 304780), (280, 269948), (310, 243824), (311, 243040), (392, 192820), (434, 174160), (490, 154256), (496, 152390), (560, 134974), (620, 121912), (622, 121520), (784, 96410), (868, 87080), (980, 77128), (992, 76195), (1085, 69664), (1120, 67487), (1240, 60956), (1244, 60760), (1519, 49760), (1555, 48608), (1568, 48205), (1736, 43540), (1960, 38564), (2170, 34832), (2177, 34720), (2480, 30478), (2488, 30380), (3038, 24880), (3110, 24304), (3472, 21770), (3920, 19282), (4340, 17416), (4354, 17360), (4960, 15239), (4976, 15190), (6076, 12440), (6220, 12152), (6944, 10885), (7595, 9952), (7840, 9641), (8680, 8708)]