4971540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 17236800

約数和(自身を除く): 12265260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 89, 95, 98, 105, 114, 133, 140, 147, 178, 190, 196, 210, 228, 245, 266, 267, 285, 294, 356, 380, 399, 420, 445, 490, 532, 534, 570, 588, 623, 665, 735, 798, 890, 931, 980, 1068, 1140, 1246, 1330, 1335, 1470, 1596, 1691, 1780, 1862, 1869, 1995, 2492, 2660, 2670, 2793, 2940, 3115, 3382, 3724, 3738, 3990, 4361, 4655, 5073, 5340, 5586, 6230, 6764, 7476, 7980, 8455, 8722, 9310, 9345, 10146, 11172, 11837, 12460, 13083, 13965, 16910, 17444, 18620, 18690, 20292, 21805, 23674, 25365, 26166, 27930, 33820, 35511, 37380, 43610, 47348, 50730, 52332, 55860, 59185, 65415, 71022, 82859, 87220, 101460, 118370, 130830, 142044, 165718, 177555, 236740, 248577, 261660, 331436, 355110, 414295, 497154, 710220, 828590, 994308, 1242885, 1657180, 2485770, 4971540]

約数ペア:

[(1, 4971540), (2, 2485770), (3, 1657180), (4, 1242885), (5, 994308), (6, 828590), (7, 710220), (10, 497154), (12, 414295), (14, 355110), (15, 331436), (19, 261660), (20, 248577), (21, 236740), (28, 177555), (30, 165718), (35, 142044), (38, 130830), (42, 118370), (49, 101460), (57, 87220), (60, 82859), (70, 71022), (76, 65415), (84, 59185), (89, 55860), (95, 52332), (98, 50730), (105, 47348), (114, 43610), (133, 37380), (140, 35511), (147, 33820), (178, 27930), (190, 26166), (196, 25365), (210, 23674), (228, 21805), (245, 20292), (266, 18690), (267, 18620), (285, 17444), (294, 16910), (356, 13965), (380, 13083), (399, 12460), (420, 11837), (445, 11172), (490, 10146), (532, 9345), (534, 9310), (570, 8722), (588, 8455), (623, 7980), (665, 7476), (735, 6764), (798, 6230), (890, 5586), (931, 5340), (980, 5073), (1068, 4655), (1140, 4361), (1246, 3990), (1330, 3738), (1335, 3724), (1470, 3382), (1596, 3115), (1691, 2940), (1780, 2793), (1862, 2670), (1869, 2660), (1995, 2492)]