318205980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1388

約数の個数: 144

約数和(自身を含む): 1020539520

約数和(自身を除く): 702333540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 47, 58, 60, 87, 90, 94, 116, 141, 145, 174, 180, 188, 235, 261, 282, 290, 348, 423, 435, 470, 522, 564, 580, 705, 846, 870, 940, 1044, 1297, 1305, 1363, 1410, 1692, 1740, 2115, 2594, 2610, 2726, 2820, 3891, 4089, 4230, 5188, 5220, 5452, 6485, 6815, 7782, 8178, 8460, 11673, 12267, 12970, 13630, 15564, 16356, 19455, 20445, 23346, 24534, 25940, 27260, 37613, 38910, 40890, 46692, 49068, 58365, 60959, 61335, 75226, 77820, 81780, 112839, 116730, 121918, 122670, 150452, 182877, 188065, 225678, 233460, 243836, 245340, 304795, 338517, 365754, 376130, 451356, 548631, 564195, 609590, 677034, 731508, 752260, 914385, 1097262, 1128390, 1219180, 1354068, 1692585, 1767811, 1828770, 2194524, 2256780, 2743155, 3385170, 3535622, 3657540, 5303433, 5486310, 6770340, 7071244, 8839055, 10606866, 10972620, 15910299, 17678110, 21213732, 26517165, 31820598, 35356220, 53034330, 63641196, 79551495, 106068660, 159102990, 318205980]

約数ペア:

[(1, 318205980), (2, 159102990), (3, 106068660), (4, 79551495), (5, 63641196), (6, 53034330), (9, 35356220), (10, 31820598), (12, 26517165), (15, 21213732), (18, 17678110), (20, 15910299), (29, 10972620), (30, 10606866), (36, 8839055), (45, 7071244), (47, 6770340), (58, 5486310), (60, 5303433), (87, 3657540), (90, 3535622), (94, 3385170), (116, 2743155), (141, 2256780), (145, 2194524), (174, 1828770), (180, 1767811), (188, 1692585), (235, 1354068), (261, 1219180), (282, 1128390), (290, 1097262), (348, 914385), (423, 752260), (435, 731508), (470, 677034), (522, 609590), (564, 564195), (580, 548631), (705, 451356), (846, 376130), (870, 365754), (940, 338517), (1044, 304795), (1297, 245340), (1305, 243836), (1363, 233460), (1410, 225678), (1692, 188065), (1740, 182877), (2115, 150452), (2594, 122670), (2610, 121918), (2726, 116730), (2820, 112839), (3891, 81780), (4089, 77820), (4230, 75226), (5188, 61335), (5220, 60959), (5452, 58365), (6485, 49068), (6815, 46692), (7782, 40890), (8178, 38910), (8460, 37613), (11673, 27260), (12267, 25940), (12970, 24534), (13630, 23346), (15564, 20445), (16356, 19455)]