257839500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 192

約数和(自身を含む): 807206400

約数和(自身を除く): 549366900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 83, 95, 100, 109, 114, 125, 150, 166, 190, 218, 228, 249, 250, 285, 300, 327, 332, 375, 380, 415, 436, 475, 498, 500, 545, 570, 654, 750, 830, 950, 996, 1090, 1140, 1245, 1308, 1425, 1500, 1577, 1635, 1660, 1900, 2071, 2075, 2180, 2375, 2490, 2725, 2850, 3154, 3270, 4142, 4150, 4731, 4750, 4980, 5450, 5700, 6213, 6225, 6308, 6540, 7125, 7885, 8175, 8284, 8300, 9047, 9462, 9500, 10355, 10375, 10900, 12426, 12450, 13625, 14250, 15770, 16350, 18094, 18924, 20710, 20750, 23655, 24852, 24900, 27141, 27250, 28500, 31065, 31125, 31540, 32700, 36188, 39425, 40875, 41420, 41500, 45235, 47310, 51775, 54282, 54500, 62130, 62250, 78850, 81750, 90470, 94620, 103550, 108564, 118275, 124260, 124500, 135705, 155325, 157700, 163500, 171893, 180940, 197125, 207100, 226175, 236550, 258875, 271410, 310650, 343786, 394250, 452350, 473100, 515679, 517750, 542820, 591375, 621300, 678525, 687572, 776625, 788500, 859465, 904700, 1031358, 1035500, 1130875, 1182750, 1357050, 1553250, 1718930, 2062716, 2261750, 2365500, 2578395, 2714100, 3106500, 3392625, 3437860, 4297325, 4523500, 5156790, 6785250, 8594650, 10313580, 12891975, 13570500, 17189300, 21486625, 25783950, 42973250, 51567900, 64459875, 85946500, 128919750, 257839500]

約数ペア:

[(1, 257839500), (2, 128919750), (3, 85946500), (4, 64459875), (5, 51567900), (6, 42973250), (10, 25783950), (12, 21486625), (15, 17189300), (19, 13570500), (20, 12891975), (25, 10313580), (30, 8594650), (38, 6785250), (50, 5156790), (57, 4523500), (60, 4297325), (75, 3437860), (76, 3392625), (83, 3106500), (95, 2714100), (100, 2578395), (109, 2365500), (114, 2261750), (125, 2062716), (150, 1718930), (166, 1553250), (190, 1357050), (218, 1182750), (228, 1130875), (249, 1035500), (250, 1031358), (285, 904700), (300, 859465), (327, 788500), (332, 776625), (375, 687572), (380, 678525), (415, 621300), (436, 591375), (475, 542820), (498, 517750), (500, 515679), (545, 473100), (570, 452350), (654, 394250), (750, 343786), (830, 310650), (950, 271410), (996, 258875), (1090, 236550), (1140, 226175), (1245, 207100), (1308, 197125), (1425, 180940), (1500, 171893), (1577, 163500), (1635, 157700), (1660, 155325), (1900, 135705), (2071, 124500), (2075, 124260), (2180, 118275), (2375, 108564), (2490, 103550), (2725, 94620), (2850, 90470), (3154, 81750), (3270, 78850), (4142, 62250), (4150, 62130), (4731, 54500), (4750, 54282), (4980, 51775), (5450, 47310), (5700, 45235), (6213, 41500), (6225, 41420), (6308, 40875), (6540, 39425), (7125, 36188), (7885, 32700), (8175, 31540), (8284, 31125), (8300, 31065), (9047, 28500), (9462, 27250), (9500, 27141), (10355, 24900), (10375, 24852), (10900, 23655), (12426, 20750), (12450, 20710), (13625, 18924), (14250, 18094), (15770, 16350)]