245340

素因数分解:

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

素因数の和:91

約数の個数: 72

約数和(自身を含む): 786240

約数和(自身を除く): 540900

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, 1305, 1363, 1410, 1692, 1740, 2115, 2610, 2726, 2820, 4089, 4230, 5220, 5452, 6815, 8178, 8460, 12267, 13630, 16356, 20445, 24534, 27260, 40890, 49068, 61335, 81780, 122670, 245340]

約数ペア:

[(1, 245340), (2, 122670), (3, 81780), (4, 61335), (5, 49068), (6, 40890), (9, 27260), (10, 24534), (12, 20445), (15, 16356), (18, 13630), (20, 12267), (29, 8460), (30, 8178), (36, 6815), (45, 5452), (47, 5220), (58, 4230), (60, 4089), (87, 2820), (90, 2726), (94, 2610), (116, 2115), (141, 1740), (145, 1692), (174, 1410), (180, 1363), (188, 1305), (235, 1044), (261, 940), (282, 870), (290, 846), (348, 705), (423, 580), (435, 564), (470, 522)]