388515540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1087}}^1$

素因数の和:1166

約数の個数: 192

約数和(自身を含む): 1333592064

約数和(自身を除く): 945076524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 37, 42, 46, 60, 69, 70, 74, 84, 92, 105, 111, 115, 138, 140, 148, 161, 185, 210, 222, 230, 259, 276, 322, 345, 370, 420, 444, 460, 483, 518, 555, 644, 690, 740, 777, 805, 851, 966, 1036, 1087, 1110, 1295, 1380, 1554, 1610, 1702, 1932, 2174, 2220, 2415, 2553, 2590, 3108, 3220, 3261, 3404, 3885, 4255, 4348, 4830, 5106, 5180, 5435, 5957, 6522, 7609, 7770, 8510, 9660, 10212, 10870, 11914, 12765, 13044, 15218, 15540, 16305, 17020, 17871, 21740, 22827, 23828, 25001, 25530, 29785, 30436, 32610, 35742, 38045, 40219, 45654, 50002, 51060, 59570, 65220, 71484, 75003, 76090, 80438, 89355, 91308, 100004, 114135, 119140, 120657, 125005, 150006, 152180, 160876, 175007, 178710, 201095, 228270, 241314, 250010, 281533, 300012, 350014, 357420, 375015, 402190, 456540, 482628, 500020, 525021, 563066, 603285, 700028, 750030, 804380, 844599, 875035, 925037, 1050042, 1126132, 1206570, 1407665, 1500060, 1689198, 1750070, 1850074, 2100084, 2413140, 2625105, 2775111, 2815330, 3378396, 3500140, 3700148, 4222995, 4625185, 5250210, 5550222, 5630660, 6475259, 8445990, 9250370, 10500420, 11100444, 12950518, 13875555, 16891980, 18500740, 19425777, 25901036, 27751110, 32376295, 38851554, 55502220, 64752590, 77703108, 97128885, 129505180, 194257770, 388515540]

約数ペア:

[(1, 388515540), (2, 194257770), (3, 129505180), (4, 97128885), (5, 77703108), (6, 64752590), (7, 55502220), (10, 38851554), (12, 32376295), (14, 27751110), (15, 25901036), (20, 19425777), (21, 18500740), (23, 16891980), (28, 13875555), (30, 12950518), (35, 11100444), (37, 10500420), (42, 9250370), (46, 8445990), (60, 6475259), (69, 5630660), (70, 5550222), (74, 5250210), (84, 4625185), (92, 4222995), (105, 3700148), (111, 3500140), (115, 3378396), (138, 2815330), (140, 2775111), (148, 2625105), (161, 2413140), (185, 2100084), (210, 1850074), (222, 1750070), (230, 1689198), (259, 1500060), (276, 1407665), (322, 1206570), (345, 1126132), (370, 1050042), (420, 925037), (444, 875035), (460, 844599), (483, 804380), (518, 750030), (555, 700028), (644, 603285), (690, 563066), (740, 525021), (777, 500020), (805, 482628), (851, 456540), (966, 402190), (1036, 375015), (1087, 357420), (1110, 350014), (1295, 300012), (1380, 281533), (1554, 250010), (1610, 241314), (1702, 228270), (1932, 201095), (2174, 178710), (2220, 175007), (2415, 160876), (2553, 152180), (2590, 150006), (3108, 125005), (3220, 120657), (3261, 119140), (3404, 114135), (3885, 100004), (4255, 91308), (4348, 89355), (4830, 80438), (5106, 76090), (5180, 75003), (5435, 71484), (5957, 65220), (6522, 59570), (7609, 51060), (7770, 50002), (8510, 45654), (9660, 40219), (10212, 38045), (10870, 35742), (11914, 32610), (12765, 30436), (13044, 29785), (15218, 25530), (15540, 25001), (16305, 23828), (17020, 22827), (17871, 21740)]