82810980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:299

約数の個数: 216

約数和(自身を含む): 300638520

約数和(自身を除く): 217827540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 41, 42, 45, 49, 60, 63, 70, 82, 84, 90, 98, 105, 123, 126, 140, 147, 164, 180, 196, 205, 210, 229, 245, 246, 252, 287, 294, 315, 369, 410, 420, 441, 458, 490, 492, 574, 588, 615, 630, 687, 735, 738, 820, 861, 882, 916, 980, 1145, 1148, 1230, 1260, 1374, 1435, 1470, 1476, 1603, 1722, 1764, 1845, 2009, 2061, 2205, 2290, 2460, 2583, 2748, 2870, 2940, 3206, 3435, 3444, 3690, 4018, 4122, 4305, 4410, 4580, 4809, 5166, 5740, 6027, 6412, 6870, 7380, 8015, 8036, 8244, 8610, 8820, 9389, 9618, 10045, 10305, 10332, 11221, 12054, 12915, 13740, 14427, 16030, 17220, 18081, 18778, 19236, 20090, 20610, 22442, 24045, 24108, 25830, 28167, 28854, 30135, 32060, 33663, 36162, 37556, 40180, 41220, 44884, 46945, 48090, 51660, 56105, 56334, 57708, 60270, 65723, 67326, 72135, 72324, 84501, 90405, 93890, 96180, 100989, 112210, 112668, 120540, 131446, 134652, 140835, 144270, 168315, 169002, 180810, 187780, 197169, 201978, 224420, 262892, 281670, 288540, 328615, 336630, 338004, 361620, 394338, 403956, 422505, 460061, 504945, 563340, 591507, 657230, 673260, 788676, 845010, 920122, 985845, 1009890, 1183014, 1314460, 1380183, 1690020, 1840244, 1971690, 2019780, 2300305, 2366028, 2760366, 2957535, 3943380, 4140549, 4600610, 5520732, 5915070, 6900915, 8281098, 9201220, 11830140, 13801830, 16562196, 20702745, 27603660, 41405490, 82810980]

約数ペア:

[(1, 82810980), (2, 41405490), (3, 27603660), (4, 20702745), (5, 16562196), (6, 13801830), (7, 11830140), (9, 9201220), (10, 8281098), (12, 6900915), (14, 5915070), (15, 5520732), (18, 4600610), (20, 4140549), (21, 3943380), (28, 2957535), (30, 2760366), (35, 2366028), (36, 2300305), (41, 2019780), (42, 1971690), (45, 1840244), (49, 1690020), (60, 1380183), (63, 1314460), (70, 1183014), (82, 1009890), (84, 985845), (90, 920122), (98, 845010), (105, 788676), (123, 673260), (126, 657230), (140, 591507), (147, 563340), (164, 504945), (180, 460061), (196, 422505), (205, 403956), (210, 394338), (229, 361620), (245, 338004), (246, 336630), (252, 328615), (287, 288540), (294, 281670), (315, 262892), (369, 224420), (410, 201978), (420, 197169), (441, 187780), (458, 180810), (490, 169002), (492, 168315), (574, 144270), (588, 140835), (615, 134652), (630, 131446), (687, 120540), (735, 112668), (738, 112210), (820, 100989), (861, 96180), (882, 93890), (916, 90405), (980, 84501), (1145, 72324), (1148, 72135), (1230, 67326), (1260, 65723), (1374, 60270), (1435, 57708), (1470, 56334), (1476, 56105), (1603, 51660), (1722, 48090), (1764, 46945), (1845, 44884), (2009, 41220), (2061, 40180), (2205, 37556), (2290, 36162), (2460, 33663), (2583, 32060), (2748, 30135), (2870, 28854), (2940, 28167), (3206, 25830), (3435, 24108), (3444, 24045), (3690, 22442), (4018, 20610), (4122, 20090), (4305, 19236), (4410, 18778), (4580, 18081), (4809, 17220), (5166, 16030), (5740, 14427), (6027, 13740), (6412, 12915), (6870, 12054), (7380, 11221), (8015, 10332), (8036, 10305), (8244, 10045), (8610, 9618), (8820, 9389)]