71994720

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{3061}}^1$

素因数の和:3093

約数の個数: 144

約数和(自身を含む): 263895408

約数和(自身を除く): 191900688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3061, 3360, 3920, 4704, 5880, 6122, 7840, 9183, 11760, 12244, 15305, 18366, 21427, 23520, 24488, 30610, 36732, 42854, 45915, 48976, 61220, 64281, 73464, 85708, 91830, 97952, 107135, 122440, 128562, 146928, 149989, 171416, 183660, 214270, 244880, 257124, 293856, 299978, 321405, 342832, 367320, 428540, 449967, 489760, 514248, 599956, 642810, 685664, 734640, 749945, 857080, 899934, 1028496, 1199912, 1285620, 1469280, 1499890, 1714160, 1799868, 2056992, 2249835, 2399824, 2571240, 2999780, 3428320, 3599736, 4499670, 4799648, 5142480, 5999560, 7199472, 8999340, 10284960, 11999120, 14398944, 17998680, 23998240, 35997360, 71994720]

約数ペア:

[(1, 71994720), (2, 35997360), (3, 23998240), (4, 17998680), (5, 14398944), (6, 11999120), (7, 10284960), (8, 8999340), (10, 7199472), (12, 5999560), (14, 5142480), (15, 4799648), (16, 4499670), (20, 3599736), (21, 3428320), (24, 2999780), (28, 2571240), (30, 2399824), (32, 2249835), (35, 2056992), (40, 1799868), (42, 1714160), (48, 1499890), (49, 1469280), (56, 1285620), (60, 1199912), (70, 1028496), (80, 899934), (84, 857080), (96, 749945), (98, 734640), (105, 685664), (112, 642810), (120, 599956), (140, 514248), (147, 489760), (160, 449967), (168, 428540), (196, 367320), (210, 342832), (224, 321405), (240, 299978), (245, 293856), (280, 257124), (294, 244880), (336, 214270), (392, 183660), (420, 171416), (480, 149989), (490, 146928), (560, 128562), (588, 122440), (672, 107135), (735, 97952), (784, 91830), (840, 85708), (980, 73464), (1120, 64281), (1176, 61220), (1470, 48976), (1568, 45915), (1680, 42854), (1960, 36732), (2352, 30610), (2940, 24488), (3061, 23520), (3360, 21427), (3920, 18366), (4704, 15305), (5880, 12244), (6122, 11760), (7840, 9183)]