61942140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 205103808

約数和(自身を除く): 143161668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 103, 117, 130, 156, 180, 195, 206, 234, 257, 260, 309, 390, 412, 468, 514, 515, 585, 618, 771, 780, 927, 1028, 1030, 1170, 1236, 1285, 1339, 1542, 1545, 1854, 2060, 2313, 2340, 2570, 2678, 3084, 3090, 3341, 3708, 3855, 4017, 4626, 4635, 5140, 5356, 6180, 6682, 6695, 7710, 8034, 9252, 9270, 10023, 11565, 12051, 13364, 13390, 15420, 16068, 16705, 18540, 20046, 20085, 23130, 24102, 26471, 26780, 30069, 33410, 40092, 40170, 46260, 48204, 50115, 52942, 60138, 60255, 66820, 79413, 80340, 100230, 105884, 120276, 120510, 132355, 150345, 158826, 200460, 238239, 241020, 264710, 300690, 317652, 344123, 397065, 476478, 529420, 601380, 688246, 794130, 952956, 1032369, 1191195, 1376492, 1588260, 1720615, 2064738, 2382390, 3097107, 3441230, 4129476, 4764780, 5161845, 6194214, 6882460, 10323690, 12388428, 15485535, 20647380, 30971070, 61942140]

約数ペア:

[(1, 61942140), (2, 30971070), (3, 20647380), (4, 15485535), (5, 12388428), (6, 10323690), (9, 6882460), (10, 6194214), (12, 5161845), (13, 4764780), (15, 4129476), (18, 3441230), (20, 3097107), (26, 2382390), (30, 2064738), (36, 1720615), (39, 1588260), (45, 1376492), (52, 1191195), (60, 1032369), (65, 952956), (78, 794130), (90, 688246), (103, 601380), (117, 529420), (130, 476478), (156, 397065), (180, 344123), (195, 317652), (206, 300690), (234, 264710), (257, 241020), (260, 238239), (309, 200460), (390, 158826), (412, 150345), (468, 132355), (514, 120510), (515, 120276), (585, 105884), (618, 100230), (771, 80340), (780, 79413), (927, 66820), (1028, 60255), (1030, 60138), (1170, 52942), (1236, 50115), (1285, 48204), (1339, 46260), (1542, 40170), (1545, 40092), (1854, 33410), (2060, 30069), (2313, 26780), (2340, 26471), (2570, 24102), (2678, 23130), (3084, 20085), (3090, 20046), (3341, 18540), (3708, 16705), (3855, 16068), (4017, 15420), (4626, 13390), (4635, 13364), (5140, 12051), (5356, 11565), (6180, 10023), (6682, 9270), (6695, 9252), (7710, 8034)]