80090460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 256183200

約数和(自身を除く): 176092740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 67, 87, 90, 116, 134, 145, 174, 180, 201, 229, 261, 268, 290, 335, 348, 402, 435, 458, 522, 580, 603, 670, 687, 804, 870, 916, 1005, 1044, 1145, 1206, 1305, 1340, 1374, 1740, 1943, 2010, 2061, 2290, 2412, 2610, 2748, 3015, 3435, 3886, 4020, 4122, 4580, 5220, 5829, 6030, 6641, 6870, 7772, 8244, 9715, 10305, 11658, 12060, 13282, 13740, 15343, 17487, 19430, 19923, 20610, 23316, 26564, 29145, 30686, 33205, 34974, 38860, 39846, 41220, 46029, 58290, 59769, 61372, 66410, 69948, 76715, 79692, 87435, 92058, 99615, 116580, 119538, 132820, 138087, 153430, 174870, 184116, 199230, 230145, 239076, 276174, 298845, 306860, 349740, 398460, 444947, 460290, 552348, 597690, 690435, 889894, 920580, 1195380, 1334841, 1380870, 1779788, 2224735, 2669682, 2761740, 4004523, 4449470, 5339364, 6674205, 8009046, 8898940, 13348410, 16018092, 20022615, 26696820, 40045230, 80090460]

約数ペア:

[(1, 80090460), (2, 40045230), (3, 26696820), (4, 20022615), (5, 16018092), (6, 13348410), (9, 8898940), (10, 8009046), (12, 6674205), (15, 5339364), (18, 4449470), (20, 4004523), (29, 2761740), (30, 2669682), (36, 2224735), (45, 1779788), (58, 1380870), (60, 1334841), (67, 1195380), (87, 920580), (90, 889894), (116, 690435), (134, 597690), (145, 552348), (174, 460290), (180, 444947), (201, 398460), (229, 349740), (261, 306860), (268, 298845), (290, 276174), (335, 239076), (348, 230145), (402, 199230), (435, 184116), (458, 174870), (522, 153430), (580, 138087), (603, 132820), (670, 119538), (687, 116580), (804, 99615), (870, 92058), (916, 87435), (1005, 79692), (1044, 76715), (1145, 69948), (1206, 66410), (1305, 61372), (1340, 59769), (1374, 58290), (1740, 46029), (1943, 41220), (2010, 39846), (2061, 38860), (2290, 34974), (2412, 33205), (2610, 30686), (2748, 29145), (3015, 26564), (3435, 23316), (3886, 20610), (4020, 19923), (4122, 19430), (4580, 17487), (5220, 15343), (5829, 13740), (6030, 13282), (6641, 12060), (6870, 11658), (7772, 10305), (8244, 9715)]