77976780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 264757248

約数和(自身を除く): 186780468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 53, 60, 62, 70, 84, 93, 105, 106, 113, 124, 140, 155, 159, 186, 210, 212, 217, 226, 265, 310, 318, 339, 371, 372, 420, 434, 452, 465, 530, 565, 620, 636, 651, 678, 742, 791, 795, 868, 930, 1060, 1085, 1113, 1130, 1302, 1356, 1484, 1582, 1590, 1643, 1695, 1855, 1860, 2170, 2226, 2260, 2373, 2604, 3164, 3180, 3255, 3286, 3390, 3503, 3710, 3955, 4340, 4452, 4746, 4929, 5565, 5989, 6510, 6572, 6780, 7006, 7420, 7910, 8215, 9492, 9858, 10509, 11130, 11501, 11865, 11978, 13020, 14012, 15820, 16430, 17515, 17967, 19716, 21018, 22260, 23002, 23730, 23956, 24521, 24645, 29945, 32860, 34503, 35030, 35934, 41923, 42036, 46004, 47460, 49042, 49290, 52545, 57505, 59890, 69006, 70060, 71868, 73563, 83846, 89835, 98084, 98580, 105090, 115010, 119780, 122605, 125769, 138012, 147126, 167692, 172515, 179670, 185659, 209615, 210180, 230020, 245210, 251538, 294252, 345030, 359340, 367815, 371318, 419230, 490420, 503076, 556977, 628845, 690060, 735630, 742636, 838460, 928295, 1113954, 1257690, 1299613, 1471260, 1856590, 2227908, 2515380, 2599226, 2784885, 3713180, 3898839, 5198452, 5569770, 6498065, 7797678, 11139540, 12996130, 15595356, 19494195, 25992260, 38988390, 77976780]

約数ペア:

[(1, 77976780), (2, 38988390), (3, 25992260), (4, 19494195), (5, 15595356), (6, 12996130), (7, 11139540), (10, 7797678), (12, 6498065), (14, 5569770), (15, 5198452), (20, 3898839), (21, 3713180), (28, 2784885), (30, 2599226), (31, 2515380), (35, 2227908), (42, 1856590), (53, 1471260), (60, 1299613), (62, 1257690), (70, 1113954), (84, 928295), (93, 838460), (105, 742636), (106, 735630), (113, 690060), (124, 628845), (140, 556977), (155, 503076), (159, 490420), (186, 419230), (210, 371318), (212, 367815), (217, 359340), (226, 345030), (265, 294252), (310, 251538), (318, 245210), (339, 230020), (371, 210180), (372, 209615), (420, 185659), (434, 179670), (452, 172515), (465, 167692), (530, 147126), (565, 138012), (620, 125769), (636, 122605), (651, 119780), (678, 115010), (742, 105090), (791, 98580), (795, 98084), (868, 89835), (930, 83846), (1060, 73563), (1085, 71868), (1113, 70060), (1130, 69006), (1302, 59890), (1356, 57505), (1484, 52545), (1582, 49290), (1590, 49042), (1643, 47460), (1695, 46004), (1855, 42036), (1860, 41923), (2170, 35934), (2226, 35030), (2260, 34503), (2373, 32860), (2604, 29945), (3164, 24645), (3180, 24521), (3255, 23956), (3286, 23730), (3390, 23002), (3503, 22260), (3710, 21018), (3955, 19716), (4340, 17967), (4452, 17515), (4746, 16430), (4929, 15820), (5565, 14012), (5989, 13020), (6510, 11978), (6572, 11865), (6780, 11501), (7006, 11130), (7420, 10509), (7910, 9858), (8215, 9492)]