1904718492

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{257}}^1$

素因数の和:556

約数の個数: 144

約数和(自身を含む): 5183942400

約数和(自身を除く): 3279223908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 31, 36, 58, 62, 87, 93, 116, 124, 174, 186, 229, 257, 261, 279, 348, 372, 458, 514, 522, 558, 687, 771, 899, 916, 1028, 1044, 1116, 1374, 1542, 1798, 2061, 2313, 2697, 2748, 3084, 3596, 4122, 4626, 5394, 6641, 7099, 7453, 7967, 8091, 8244, 9252, 10788, 13282, 14198, 14906, 15934, 16182, 19923, 21297, 22359, 23901, 26564, 28396, 29812, 31868, 32364, 39846, 42594, 44718, 47802, 58853, 59769, 63891, 67077, 71703, 79692, 85188, 89436, 95604, 117706, 119538, 127782, 134154, 143406, 176559, 205871, 231043, 235412, 239076, 255564, 268308, 286812, 353118, 411742, 462086, 529677, 617613, 693129, 706236, 823484, 924172, 1059354, 1235226, 1386258, 1706737, 1824443, 1852839, 2079387, 2118708, 2470452, 2772516, 3413474, 3648886, 3705678, 4158774, 5120211, 5473329, 6826948, 7297772, 7411356, 8317548, 10240422, 10946658, 15360633, 16419987, 20480844, 21893316, 30721266, 32839974, 52908847, 61442532, 65679948, 105817694, 158726541, 211635388, 317453082, 476179623, 634906164, 952359246, 1904718492]

約数ペア:

[(1, 1904718492), (2, 952359246), (3, 634906164), (4, 476179623), (6, 317453082), (9, 211635388), (12, 158726541), (18, 105817694), (29, 65679948), (31, 61442532), (36, 52908847), (58, 32839974), (62, 30721266), (87, 21893316), (93, 20480844), (116, 16419987), (124, 15360633), (174, 10946658), (186, 10240422), (229, 8317548), (257, 7411356), (261, 7297772), (279, 6826948), (348, 5473329), (372, 5120211), (458, 4158774), (514, 3705678), (522, 3648886), (558, 3413474), (687, 2772516), (771, 2470452), (899, 2118708), (916, 2079387), (1028, 1852839), (1044, 1824443), (1116, 1706737), (1374, 1386258), (1542, 1235226), (1798, 1059354), (2061, 924172), (2313, 823484), (2697, 706236), (2748, 693129), (3084, 617613), (3596, 529677), (4122, 462086), (4626, 411742), (5394, 353118), (6641, 286812), (7099, 268308), (7453, 255564), (7967, 239076), (8091, 235412), (8244, 231043), (9252, 205871), (10788, 176559), (13282, 143406), (14198, 134154), (14906, 127782), (15934, 119538), (16182, 117706), (19923, 95604), (21297, 89436), (22359, 85188), (23901, 79692), (26564, 71703), (28396, 67077), (29812, 63891), (31868, 59769), (32364, 58853), (39846, 47802), (42594, 44718)]