138988500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 288

約数和(自身を含む): 493968384

約数和(自身を除く): 354979884

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 61, 62, 70, 75, 84, 93, 98, 100, 105, 122, 124, 125, 140, 147, 150, 155, 175, 183, 186, 196, 210, 217, 244, 245, 250, 294, 300, 305, 310, 350, 366, 372, 375, 420, 427, 434, 465, 490, 500, 525, 588, 610, 620, 651, 700, 732, 735, 750, 775, 854, 868, 875, 915, 930, 980, 1050, 1085, 1220, 1225, 1281, 1302, 1470, 1500, 1519, 1525, 1550, 1708, 1750, 1830, 1860, 1891, 2100, 2135, 2170, 2325, 2450, 2562, 2604, 2625, 2940, 2989, 3038, 3050, 3100, 3255, 3500, 3660, 3675, 3782, 3875, 4270, 4340, 4557, 4575, 4650, 4900, 5124, 5250, 5425, 5673, 5978, 6076, 6100, 6125, 6405, 6510, 7350, 7564, 7595, 7625, 7750, 8540, 8967, 9114, 9150, 9300, 9455, 10500, 10675, 10850, 11346, 11625, 11956, 12250, 12810, 13020, 13237, 14700, 14945, 15190, 15250, 15500, 16275, 17934, 18228, 18300, 18375, 18910, 21350, 21700, 22692, 22785, 22875, 23250, 24500, 25620, 26474, 27125, 28365, 29890, 30380, 30500, 32025, 32550, 35868, 36750, 37820, 37975, 39711, 42700, 44835, 45570, 45750, 46500, 47275, 52948, 53375, 54250, 56730, 59780, 64050, 65100, 66185, 73500, 74725, 75950, 79422, 81375, 89670, 91140, 91500, 92659, 94550, 106750, 108500, 113460, 113925, 128100, 132370, 141825, 149450, 151900, 158844, 160125, 162750, 179340, 185318, 189100, 189875, 198555, 213500, 224175, 227850, 236375, 264740, 277977, 283650, 298900, 320250, 325500, 330925, 370636, 373625, 379750, 397110, 448350, 455700, 463295, 472750, 555954, 567300, 569625, 640500, 661850, 709125, 747250, 759500, 794220, 896700, 926590, 945500, 992775, 1111908, 1120875, 1139250, 1323700, 1389885, 1418250, 1494500, 1654625, 1853180, 1985550, 2241750, 2278500, 2316475, 2779770, 2836500, 3309250, 3971100, 4483500, 4632950, 4963875, 5559540, 6618500, 6949425, 9265900, 9927750, 11582375, 13898850, 19855500, 23164750, 27797700, 34747125, 46329500, 69494250, 138988500]

約数ペア:

[(1, 138988500), (2, 69494250), (3, 46329500), (4, 34747125), (5, 27797700), (6, 23164750), (7, 19855500), (10, 13898850), (12, 11582375), (14, 9927750), (15, 9265900), (20, 6949425), (21, 6618500), (25, 5559540), (28, 4963875), (30, 4632950), (31, 4483500), (35, 3971100), (42, 3309250), (49, 2836500), (50, 2779770), (60, 2316475), (61, 2278500), (62, 2241750), (70, 1985550), (75, 1853180), (84, 1654625), (93, 1494500), (98, 1418250), (100, 1389885), (105, 1323700), (122, 1139250), (124, 1120875), (125, 1111908), (140, 992775), (147, 945500), (150, 926590), (155, 896700), (175, 794220), (183, 759500), (186, 747250), (196, 709125), (210, 661850), (217, 640500), (244, 569625), (245, 567300), (250, 555954), (294, 472750), (300, 463295), (305, 455700), (310, 448350), (350, 397110), (366, 379750), (372, 373625), (375, 370636), (420, 330925), (427, 325500), (434, 320250), (465, 298900), (490, 283650), (500, 277977), (525, 264740), (588, 236375), (610, 227850), (620, 224175), (651, 213500), (700, 198555), (732, 189875), (735, 189100), (750, 185318), (775, 179340), (854, 162750), (868, 160125), (875, 158844), (915, 151900), (930, 149450), (980, 141825), (1050, 132370), (1085, 128100), (1220, 113925), (1225, 113460), (1281, 108500), (1302, 106750), (1470, 94550), (1500, 92659), (1519, 91500), (1525, 91140), (1550, 89670), (1708, 81375), (1750, 79422), (1830, 75950), (1860, 74725), (1891, 73500), (2100, 66185), (2135, 65100), (2170, 64050), (2325, 59780), (2450, 56730), (2562, 54250), (2604, 53375), (2625, 52948), (2940, 47275), (2989, 46500), (3038, 45750), (3050, 45570), (3100, 44835), (3255, 42700), (3500, 39711), (3660, 37975), (3675, 37820), (3782, 36750), (3875, 35868), (4270, 32550), (4340, 32025), (4557, 30500), (4575, 30380), (4650, 29890), (4900, 28365), (5124, 27125), (5250, 26474), (5425, 25620), (5673, 24500), (5978, 23250), (6076, 22875), (6100, 22785), (6125, 22692), (6405, 21700), (6510, 21350), (7350, 18910), (7564, 18375), (7595, 18300), (7625, 18228), (7750, 17934), (8540, 16275), (8967, 15500), (9114, 15250), (9150, 15190), (9300, 14945), (9455, 14700), (10500, 13237), (10675, 13020), (10850, 12810), (11346, 12250), (11625, 11956)]