2155521780

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{163}}^1\times {\mathrm{907}}^1$

素因数の和:1097

約数の個数: 168

約数和(自身を含む): 6835954272

約数和(自身を除く): 4680432492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 163, 180, 243, 270, 324, 326, 405, 486, 489, 540, 652, 729, 810, 815, 907, 972, 978, 1215, 1458, 1467, 1620, 1630, 1814, 1956, 2430, 2445, 2721, 2916, 2934, 3260, 3628, 3645, 4401, 4535, 4860, 4890, 5442, 5868, 7290, 7335, 8163, 8802, 9070, 9780, 10884, 13203, 13605, 14580, 14670, 16326, 17604, 18140, 22005, 24489, 26406, 27210, 29340, 32652, 39609, 40815, 44010, 48978, 52812, 54420, 66015, 73467, 79218, 81630, 88020, 97956, 118827, 122445, 132030, 146934, 147841, 158436, 163260, 198045, 220401, 237654, 244890, 264060, 293868, 295682, 367335, 396090, 440802, 443523, 475308, 489780, 591364, 594135, 661203, 734670, 739205, 792180, 881604, 887046, 1102005, 1188270, 1322406, 1330569, 1469340, 1478410, 1774092, 2204010, 2217615, 2376540, 2644812, 2661138, 2956820, 3306015, 3991707, 4408020, 4435230, 5322276, 6612030, 6652845, 7983414, 8870460, 11975121, 13224060, 13305690, 15966828, 19958535, 23950242, 26611380, 35925363, 39917070, 47900484, 59875605, 71850726, 79834140, 107776089, 119751210, 143701452, 179626815, 215552178, 239502420, 359253630, 431104356, 538880445, 718507260, 1077760890, 2155521780]

約数ペア:

[(1, 2155521780), (2, 1077760890), (3, 718507260), (4, 538880445), (5, 431104356), (6, 359253630), (9, 239502420), (10, 215552178), (12, 179626815), (15, 143701452), (18, 119751210), (20, 107776089), (27, 79834140), (30, 71850726), (36, 59875605), (45, 47900484), (54, 39917070), (60, 35925363), (81, 26611380), (90, 23950242), (108, 19958535), (135, 15966828), (162, 13305690), (163, 13224060), (180, 11975121), (243, 8870460), (270, 7983414), (324, 6652845), (326, 6612030), (405, 5322276), (486, 4435230), (489, 4408020), (540, 3991707), (652, 3306015), (729, 2956820), (810, 2661138), (815, 2644812), (907, 2376540), (972, 2217615), (978, 2204010), (1215, 1774092), (1458, 1478410), (1467, 1469340), (1620, 1330569), (1630, 1322406), (1814, 1188270), (1956, 1102005), (2430, 887046), (2445, 881604), (2721, 792180), (2916, 739205), (2934, 734670), (3260, 661203), (3628, 594135), (3645, 591364), (4401, 489780), (4535, 475308), (4860, 443523), (4890, 440802), (5442, 396090), (5868, 367335), (7290, 295682), (7335, 293868), (8163, 264060), (8802, 244890), (9070, 237654), (9780, 220401), (10884, 198045), (13203, 163260), (13605, 158436), (14580, 147841), (14670, 146934), (16326, 132030), (17604, 122445), (18140, 118827), (22005, 97956), (24489, 88020), (26406, 81630), (27210, 79218), (29340, 73467), (32652, 66015), (39609, 54420), (40815, 52812), (44010, 48978)]