67521720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2645

約数の個数: 128

約数和(自身を含む): 239063040

約数和(自身を除く): 171541320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2593, 2604, 3255, 3720, 4340, 5186, 5208, 6510, 7779, 8680, 10372, 12965, 13020, 15558, 18151, 20744, 25930, 26040, 31116, 36302, 38895, 51860, 54453, 62232, 72604, 77790, 80383, 90755, 103720, 108906, 145208, 155580, 160766, 181510, 217812, 241149, 272265, 311160, 321532, 363020, 401915, 435624, 482298, 544530, 562681, 643064, 726040, 803830, 964596, 1089060, 1125362, 1205745, 1607660, 1688043, 1929192, 2178120, 2250724, 2411490, 2813405, 3215320, 3376086, 4501448, 4822980, 5626810, 6752172, 8440215, 9645960, 11253620, 13504344, 16880430, 22507240, 33760860, 67521720]

約数ペア:

[(1, 67521720), (2, 33760860), (3, 22507240), (4, 16880430), (5, 13504344), (6, 11253620), (7, 9645960), (8, 8440215), (10, 6752172), (12, 5626810), (14, 4822980), (15, 4501448), (20, 3376086), (21, 3215320), (24, 2813405), (28, 2411490), (30, 2250724), (31, 2178120), (35, 1929192), (40, 1688043), (42, 1607660), (56, 1205745), (60, 1125362), (62, 1089060), (70, 964596), (84, 803830), (93, 726040), (105, 643064), (120, 562681), (124, 544530), (140, 482298), (155, 435624), (168, 401915), (186, 363020), (210, 321532), (217, 311160), (248, 272265), (280, 241149), (310, 217812), (372, 181510), (420, 160766), (434, 155580), (465, 145208), (620, 108906), (651, 103720), (744, 90755), (840, 80383), (868, 77790), (930, 72604), (1085, 62232), (1240, 54453), (1302, 51860), (1736, 38895), (1860, 36302), (2170, 31116), (2593, 26040), (2604, 25930), (3255, 20744), (3720, 18151), (4340, 15558), (5186, 13020), (5208, 12965), (6510, 10372), (7779, 8680)]