80420760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 288

約数和(自身を含む): 313709760

約数和(自身を除く): 233289000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 49, 56, 60, 63, 70, 72, 84, 90, 94, 97, 98, 105, 120, 126, 140, 141, 147, 168, 180, 188, 194, 196, 210, 235, 245, 252, 280, 282, 291, 294, 315, 329, 360, 376, 388, 392, 420, 423, 441, 470, 485, 490, 504, 564, 582, 588, 630, 658, 679, 705, 735, 776, 840, 846, 873, 882, 940, 970, 980, 987, 1128, 1164, 1176, 1260, 1316, 1358, 1410, 1455, 1470, 1645, 1692, 1746, 1764, 1880, 1940, 1960, 1974, 2037, 2115, 2205, 2303, 2328, 2520, 2632, 2716, 2820, 2910, 2940, 2961, 3290, 3384, 3395, 3492, 3528, 3880, 3948, 4074, 4230, 4365, 4410, 4559, 4606, 4753, 4935, 5432, 5640, 5820, 5880, 5922, 6111, 6580, 6790, 6909, 6984, 7896, 8148, 8460, 8730, 8820, 9118, 9212, 9506, 9870, 10185, 11515, 11640, 11844, 12222, 13160, 13580, 13677, 13818, 14259, 14805, 16296, 16920, 17460, 17640, 18236, 18424, 19012, 19740, 20370, 20727, 22795, 23030, 23688, 23765, 24444, 27160, 27354, 27636, 28518, 29610, 30555, 31913, 34545, 34920, 36472, 38024, 39480, 40740, 41031, 41454, 42777, 45590, 46060, 47530, 48888, 54708, 55272, 57036, 59220, 61110, 63826, 68385, 69090, 71295, 81480, 82062, 82908, 85554, 91180, 92120, 95060, 95739, 103635, 109416, 114072, 118440, 122220, 127652, 136770, 138180, 142590, 159565, 164124, 165816, 171108, 182360, 190120, 191478, 205155, 207270, 213885, 223391, 244440, 255304, 273540, 276360, 285180, 287217, 319130, 328248, 342216, 382956, 410310, 414540, 427770, 446782, 478695, 547080, 570360, 574434, 638260, 670173, 765912, 820620, 829080, 855540, 893564, 957390, 1116955, 1148868, 1276520, 1340346, 1436085, 1641240, 1711080, 1787128, 1914780, 2010519, 2233910, 2297736, 2680692, 2872170, 3350865, 3829560, 4021038, 4467820, 5361384, 5744340, 6701730, 8042076, 8935640, 10052595, 11488680, 13403460, 16084152, 20105190, 26806920, 40210380, 80420760]

約数ペア:

[(1, 80420760), (2, 40210380), (3, 26806920), (4, 20105190), (5, 16084152), (6, 13403460), (7, 11488680), (8, 10052595), (9, 8935640), (10, 8042076), (12, 6701730), (14, 5744340), (15, 5361384), (18, 4467820), (20, 4021038), (21, 3829560), (24, 3350865), (28, 2872170), (30, 2680692), (35, 2297736), (36, 2233910), (40, 2010519), (42, 1914780), (45, 1787128), (47, 1711080), (49, 1641240), (56, 1436085), (60, 1340346), (63, 1276520), (70, 1148868), (72, 1116955), (84, 957390), (90, 893564), (94, 855540), (97, 829080), (98, 820620), (105, 765912), (120, 670173), (126, 638260), (140, 574434), (141, 570360), (147, 547080), (168, 478695), (180, 446782), (188, 427770), (194, 414540), (196, 410310), (210, 382956), (235, 342216), (245, 328248), (252, 319130), (280, 287217), (282, 285180), (291, 276360), (294, 273540), (315, 255304), (329, 244440), (360, 223391), (376, 213885), (388, 207270), (392, 205155), (420, 191478), (423, 190120), (441, 182360), (470, 171108), (485, 165816), (490, 164124), (504, 159565), (564, 142590), (582, 138180), (588, 136770), (630, 127652), (658, 122220), (679, 118440), (705, 114072), (735, 109416), (776, 103635), (840, 95739), (846, 95060), (873, 92120), (882, 91180), (940, 85554), (970, 82908), (980, 82062), (987, 81480), (1128, 71295), (1164, 69090), (1176, 68385), (1260, 63826), (1316, 61110), (1358, 59220), (1410, 57036), (1455, 55272), (1470, 54708), (1645, 48888), (1692, 47530), (1746, 46060), (1764, 45590), (1880, 42777), (1940, 41454), (1960, 41031), (1974, 40740), (2037, 39480), (2115, 38024), (2205, 36472), (2303, 34920), (2328, 34545), (2520, 31913), (2632, 30555), (2716, 29610), (2820, 28518), (2910, 27636), (2940, 27354), (2961, 27160), (3290, 24444), (3384, 23765), (3395, 23688), (3492, 23030), (3528, 22795), (3880, 20727), (3948, 20370), (4074, 19740), (4230, 19012), (4365, 18424), (4410, 18236), (4559, 17640), (4606, 17460), (4753, 16920), (4935, 16296), (5432, 14805), (5640, 14259), (5820, 13818), (5880, 13677), (5922, 13580), (6111, 13160), (6580, 12222), (6790, 11844), (6909, 11640), (6984, 11515), (7896, 10185), (8148, 9870), (8460, 9506), (8730, 9212), (8820, 9118)]