306888764

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2801}}^1$

素因数の和:2875

約数の個数: 72

約数和(自身を含む): 688686768

約数和(自身を除く): 381798004

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 86, 91, 98, 172, 182, 196, 301, 364, 559, 602, 637, 1118, 1204, 1274, 2107, 2236, 2548, 2801, 3913, 4214, 5602, 7826, 8428, 11204, 15652, 19607, 27391, 36413, 39214, 54782, 72826, 78428, 109564, 120443, 137249, 145652, 240886, 254891, 274498, 481772, 509782, 548996, 843101, 1019564, 1565759, 1686202, 1784237, 3131518, 3372404, 3568474, 5901707, 6263036, 7136948, 10960313, 11803414, 21920626, 23606828, 43841252, 76722191, 153444382, 306888764]

約数ペア:

[(1, 306888764), (2, 153444382), (4, 76722191), (7, 43841252), (13, 23606828), (14, 21920626), (26, 11803414), (28, 10960313), (43, 7136948), (49, 6263036), (52, 5901707), (86, 3568474), (91, 3372404), (98, 3131518), (172, 1784237), (182, 1686202), (196, 1565759), (301, 1019564), (364, 843101), (559, 548996), (602, 509782), (637, 481772), (1118, 274498), (1204, 254891), (1274, 240886), (2107, 145652), (2236, 137249), (2548, 120443), (2801, 109564), (3913, 78428), (4214, 72826), (5602, 54782), (7826, 39214), (8428, 36413), (11204, 27391), (15652, 19607)]