1978239816

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{619}}^1$

素因数の和:1028

約数の個数: 192

約数和(自身を含む): 6511190400

約数和(自身を除く): 4532950584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 373, 408, 476, 504, 612, 619, 714, 746, 952, 1071, 1119, 1224, 1238, 1428, 1492, 1857, 2142, 2238, 2476, 2611, 2856, 2984, 3357, 3714, 4284, 4333, 4476, 4952, 5222, 5571, 6341, 6714, 7428, 7833, 8568, 8666, 8952, 10444, 10523, 11142, 12682, 12999, 13428, 14856, 15666, 17332, 19023, 20888, 21046, 22284, 23499, 25364, 25998, 26856, 31332, 31569, 34664, 38046, 38997, 42092, 44387, 44568, 46998, 50728, 51996, 57069, 62664, 63138, 73661, 76092, 77994, 84184, 88774, 93996, 94707, 103992, 114138, 126276, 133161, 147322, 152184, 155988, 177548, 187992, 189414, 220983, 228276, 230887, 252552, 266322, 294644, 311976, 355096, 378828, 399483, 441966, 456552, 461774, 532644, 589288, 662949, 692661, 757656, 798966, 883932, 923548, 1065288, 1325898, 1385322, 1597932, 1616209, 1767864, 1847096, 2077983, 2651796, 2770644, 3195864, 3232418, 3925079, 4155966, 4848627, 5303592, 5541288, 6464836, 7850158, 8311932, 9697254, 11775237, 12929672, 14545881, 15700316, 16623864, 19394508, 23550474, 27475553, 29091762, 31400632, 35325711, 38789016, 47100948, 54951106, 58183524, 70651422, 82426659, 94201896, 109902212, 116367048, 141302844, 164853318, 219804424, 247279977, 282605688, 329706636, 494559954, 659413272, 989119908, 1978239816]

約数ペア:

[(1, 1978239816), (2, 989119908), (3, 659413272), (4, 494559954), (6, 329706636), (7, 282605688), (8, 247279977), (9, 219804424), (12, 164853318), (14, 141302844), (17, 116367048), (18, 109902212), (21, 94201896), (24, 82426659), (28, 70651422), (34, 58183524), (36, 54951106), (42, 47100948), (51, 38789016), (56, 35325711), (63, 31400632), (68, 29091762), (72, 27475553), (84, 23550474), (102, 19394508), (119, 16623864), (126, 15700316), (136, 14545881), (153, 12929672), (168, 11775237), (204, 9697254), (238, 8311932), (252, 7850158), (306, 6464836), (357, 5541288), (373, 5303592), (408, 4848627), (476, 4155966), (504, 3925079), (612, 3232418), (619, 3195864), (714, 2770644), (746, 2651796), (952, 2077983), (1071, 1847096), (1119, 1767864), (1224, 1616209), (1238, 1597932), (1428, 1385322), (1492, 1325898), (1857, 1065288), (2142, 923548), (2238, 883932), (2476, 798966), (2611, 757656), (2856, 692661), (2984, 662949), (3357, 589288), (3714, 532644), (4284, 461774), (4333, 456552), (4476, 441966), (4952, 399483), (5222, 378828), (5571, 355096), (6341, 311976), (6714, 294644), (7428, 266322), (7833, 252552), (8568, 230887), (8666, 228276), (8952, 220983), (10444, 189414), (10523, 187992), (11142, 177548), (12682, 155988), (12999, 152184), (13428, 147322), (14856, 133161), (15666, 126276), (17332, 114138), (19023, 103992), (20888, 94707), (21046, 93996), (22284, 88774), (23499, 84184), (25364, 77994), (25998, 76092), (26856, 73661), (31332, 63138), (31569, 62664), (34664, 57069), (38046, 51996), (38997, 50728), (42092, 46998), (44387, 44568)]