311448930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4013}}^1$

素因数の和:4235

約数の個数: 64

約数和(自身を含む): 809222400

約数和(自身を除く): 497773470

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 199, 390, 398, 597, 995, 1194, 1990, 2587, 2985, 4013, 5174, 5970, 7761, 8026, 12039, 12935, 15522, 20065, 24078, 25870, 38805, 40130, 52169, 60195, 77610, 104338, 120390, 156507, 260845, 313014, 521690, 782535, 798587, 1565070, 1597174, 2395761, 3992935, 4791522, 7985870, 10381631, 11978805, 20763262, 23957610, 31144893, 51908155, 62289786, 103816310, 155724465, 311448930]

約数ペア:

[(1, 311448930), (2, 155724465), (3, 103816310), (5, 62289786), (6, 51908155), (10, 31144893), (13, 23957610), (15, 20763262), (26, 11978805), (30, 10381631), (39, 7985870), (65, 4791522), (78, 3992935), (130, 2395761), (195, 1597174), (199, 1565070), (390, 798587), (398, 782535), (597, 521690), (995, 313014), (1194, 260845), (1990, 156507), (2587, 120390), (2985, 104338), (4013, 77610), (5174, 60195), (5970, 52169), (7761, 40130), (8026, 38805), (12039, 25870), (12935, 24078), (15522, 20065)]