30847440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9887}}^1$

素因数の和:9916

約数の個数: 80

約数和(自身を含む): 102993408

約数和(自身を除く): 72145968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 9887, 19774, 29661, 39548, 49435, 59322, 79096, 98870, 118644, 128531, 148305, 158192, 197740, 237288, 257062, 296610, 385593, 395480, 474576, 514124, 593220, 642655, 771186, 790960, 1028248, 1186440, 1285310, 1542372, 1927965, 2056496, 2372880, 2570620, 3084744, 3855930, 5141240, 6169488, 7711860, 10282480, 15423720, 30847440]

約数ペア:

[(1, 30847440), (2, 15423720), (3, 10282480), (4, 7711860), (5, 6169488), (6, 5141240), (8, 3855930), (10, 3084744), (12, 2570620), (13, 2372880), (15, 2056496), (16, 1927965), (20, 1542372), (24, 1285310), (26, 1186440), (30, 1028248), (39, 790960), (40, 771186), (48, 642655), (52, 593220), (60, 514124), (65, 474576), (78, 395480), (80, 385593), (104, 296610), (120, 257062), (130, 237288), (156, 197740), (195, 158192), (208, 148305), (240, 128531), (260, 118644), (312, 98870), (390, 79096), (520, 59322), (624, 49435), (780, 39548), (1040, 29661), (1560, 19774), (3120, 9887)]