81926040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13933}}^1$

素因数の和:13961

約数の個数: 96

約数和(自身を含む): 285925680

約数和(自身を除く): 203999640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 392, 420, 490, 588, 735, 840, 980, 1176, 1470, 1960, 2940, 5880, 13933, 27866, 41799, 55732, 69665, 83598, 97531, 111464, 139330, 167196, 195062, 208995, 278660, 292593, 334392, 390124, 417990, 487655, 557320, 585186, 682717, 780248, 835980, 975310, 1170372, 1365434, 1462965, 1671960, 1950620, 2048151, 2340744, 2730868, 2925930, 3413585, 3901240, 4096302, 5461736, 5851860, 6827170, 8192604, 10240755, 11703720, 13654340, 16385208, 20481510, 27308680, 40963020, 81926040]

約数ペア:

[(1, 81926040), (2, 40963020), (3, 27308680), (4, 20481510), (5, 16385208), (6, 13654340), (7, 11703720), (8, 10240755), (10, 8192604), (12, 6827170), (14, 5851860), (15, 5461736), (20, 4096302), (21, 3901240), (24, 3413585), (28, 2925930), (30, 2730868), (35, 2340744), (40, 2048151), (42, 1950620), (49, 1671960), (56, 1462965), (60, 1365434), (70, 1170372), (84, 975310), (98, 835980), (105, 780248), (120, 682717), (140, 585186), (147, 557320), (168, 487655), (196, 417990), (210, 390124), (245, 334392), (280, 292593), (294, 278660), (392, 208995), (420, 195062), (490, 167196), (588, 139330), (735, 111464), (840, 97531), (980, 83598), (1176, 69665), (1470, 55732), (1960, 41799), (2940, 27866), (5880, 13933)]