18974880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13177}}^1$

素因数の和:13198

約数の個数: 72

約数和(自身を含む): 64756692

約数和(自身を除く): 45781812

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13177, 26354, 39531, 52708, 65885, 79062, 105416, 118593, 131770, 158124, 197655, 210832, 237186, 263540, 316248, 395310, 421664, 474372, 527080, 592965, 632496, 790620, 948744, 1054160, 1185930, 1264992, 1581240, 1897488, 2108320, 2371860, 3162480, 3794976, 4743720, 6324960, 9487440, 18974880]

約数ペア:

[(1, 18974880), (2, 9487440), (3, 6324960), (4, 4743720), (5, 3794976), (6, 3162480), (8, 2371860), (9, 2108320), (10, 1897488), (12, 1581240), (15, 1264992), (16, 1185930), (18, 1054160), (20, 948744), (24, 790620), (30, 632496), (32, 592965), (36, 527080), (40, 474372), (45, 421664), (48, 395310), (60, 316248), (72, 263540), (80, 237186), (90, 210832), (96, 197655), (120, 158124), (144, 131770), (160, 118593), (180, 105416), (240, 79062), (288, 65885), (360, 52708), (480, 39531), (720, 26354), (1440, 13177)]