128650620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 192

約数和(自身を含む): 437133312

約数和(自身を除く): 308482692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 41, 42, 60, 62, 70, 82, 84, 93, 105, 123, 124, 140, 155, 164, 186, 205, 210, 217, 241, 246, 287, 310, 372, 410, 420, 434, 465, 482, 492, 574, 615, 620, 651, 723, 820, 861, 868, 930, 964, 1085, 1148, 1205, 1230, 1271, 1302, 1435, 1446, 1687, 1722, 1860, 2170, 2410, 2460, 2542, 2604, 2870, 2892, 3255, 3374, 3444, 3615, 3813, 4305, 4340, 4820, 5061, 5084, 5740, 6355, 6510, 6748, 7230, 7471, 7626, 8435, 8610, 8897, 9881, 10122, 12710, 13020, 14460, 14942, 15252, 16870, 17220, 17794, 19065, 19762, 20244, 22413, 25305, 25420, 26691, 29643, 29884, 33740, 35588, 37355, 38130, 39524, 44485, 44826, 49405, 50610, 52297, 53382, 59286, 69167, 74710, 76260, 88970, 89652, 98810, 101220, 104594, 106764, 112065, 118572, 133455, 138334, 148215, 149420, 156891, 177940, 197620, 207501, 209188, 224130, 261485, 266910, 276668, 296430, 306311, 313782, 345835, 415002, 448260, 522970, 533820, 592860, 612622, 627564, 691670, 784455, 830004, 918933, 1037505, 1045940, 1225244, 1383340, 1531555, 1568910, 1837866, 2075010, 2144177, 3063110, 3137820, 3675732, 4150020, 4288354, 4594665, 6126220, 6432531, 8576708, 9189330, 10720885, 12865062, 18378660, 21441770, 25730124, 32162655, 42883540, 64325310, 128650620]

約数ペア:

[(1, 128650620), (2, 64325310), (3, 42883540), (4, 32162655), (5, 25730124), (6, 21441770), (7, 18378660), (10, 12865062), (12, 10720885), (14, 9189330), (15, 8576708), (20, 6432531), (21, 6126220), (28, 4594665), (30, 4288354), (31, 4150020), (35, 3675732), (41, 3137820), (42, 3063110), (60, 2144177), (62, 2075010), (70, 1837866), (82, 1568910), (84, 1531555), (93, 1383340), (105, 1225244), (123, 1045940), (124, 1037505), (140, 918933), (155, 830004), (164, 784455), (186, 691670), (205, 627564), (210, 612622), (217, 592860), (241, 533820), (246, 522970), (287, 448260), (310, 415002), (372, 345835), (410, 313782), (420, 306311), (434, 296430), (465, 276668), (482, 266910), (492, 261485), (574, 224130), (615, 209188), (620, 207501), (651, 197620), (723, 177940), (820, 156891), (861, 149420), (868, 148215), (930, 138334), (964, 133455), (1085, 118572), (1148, 112065), (1205, 106764), (1230, 104594), (1271, 101220), (1302, 98810), (1435, 89652), (1446, 88970), (1687, 76260), (1722, 74710), (1860, 69167), (2170, 59286), (2410, 53382), (2460, 52297), (2542, 50610), (2604, 49405), (2870, 44826), (2892, 44485), (3255, 39524), (3374, 38130), (3444, 37355), (3615, 35588), (3813, 33740), (4305, 29884), (4340, 29643), (4820, 26691), (5061, 25420), (5084, 25305), (5740, 22413), (6355, 20244), (6510, 19762), (6748, 19065), (7230, 17794), (7471, 17220), (7626, 16870), (8435, 15252), (8610, 14942), (8897, 14460), (9881, 13020), (10122, 12710)]