64391400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 144

約数和(自身を含む): 219360960

約数和(自身を除く): 154969560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 83, 90, 100, 120, 150, 166, 180, 200, 225, 249, 300, 332, 360, 415, 431, 450, 498, 600, 664, 747, 830, 862, 900, 996, 1245, 1293, 1494, 1660, 1724, 1800, 1992, 2075, 2155, 2490, 2586, 2988, 3320, 3448, 3735, 3879, 4150, 4310, 4980, 5172, 5976, 6225, 6465, 7470, 7758, 8300, 8620, 9960, 10344, 10775, 12450, 12930, 14940, 15516, 16600, 17240, 18675, 19395, 21550, 24900, 25860, 29880, 31032, 32325, 35773, 37350, 38790, 43100, 49800, 51720, 64650, 71546, 74700, 77580, 86200, 96975, 107319, 129300, 143092, 149400, 155160, 178865, 193950, 214638, 258600, 286184, 321957, 357730, 387900, 429276, 536595, 643914, 715460, 775800, 858552, 894325, 1073190, 1287828, 1430920, 1609785, 1788650, 2146380, 2575656, 2682975, 3219570, 3577300, 4292760, 5365950, 6439140, 7154600, 8048925, 10731900, 12878280, 16097850, 21463800, 32195700, 64391400]

約数ペア:

[(1, 64391400), (2, 32195700), (3, 21463800), (4, 16097850), (5, 12878280), (6, 10731900), (8, 8048925), (9, 7154600), (10, 6439140), (12, 5365950), (15, 4292760), (18, 3577300), (20, 3219570), (24, 2682975), (25, 2575656), (30, 2146380), (36, 1788650), (40, 1609785), (45, 1430920), (50, 1287828), (60, 1073190), (72, 894325), (75, 858552), (83, 775800), (90, 715460), (100, 643914), (120, 536595), (150, 429276), (166, 387900), (180, 357730), (200, 321957), (225, 286184), (249, 258600), (300, 214638), (332, 193950), (360, 178865), (415, 155160), (431, 149400), (450, 143092), (498, 129300), (600, 107319), (664, 96975), (747, 86200), (830, 77580), (862, 74700), (900, 71546), (996, 64650), (1245, 51720), (1293, 49800), (1494, 43100), (1660, 38790), (1724, 37350), (1800, 35773), (1992, 32325), (2075, 31032), (2155, 29880), (2490, 25860), (2586, 24900), (2988, 21550), (3320, 19395), (3448, 18675), (3735, 17240), (3879, 16600), (4150, 15516), (4310, 14940), (4980, 12930), (5172, 12450), (5976, 10775), (6225, 10344), (6465, 9960), (7470, 8620), (7758, 8300)]