15645000

素因数分解:

$2^3\times 3^1\times 5^4\times 7^1\times {\mathrm{149}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 56232000

約数和(自身を除く): 40587000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 149, 150, 168, 175, 200, 210, 250, 280, 298, 300, 350, 375, 420, 447, 500, 525, 596, 600, 625, 700, 745, 750, 840, 875, 894, 1000, 1043, 1050, 1192, 1250, 1400, 1490, 1500, 1750, 1788, 1875, 2086, 2100, 2235, 2500, 2625, 2980, 3000, 3129, 3500, 3576, 3725, 3750, 4172, 4200, 4375, 4470, 5000, 5215, 5250, 5960, 6258, 7000, 7450, 7500, 8344, 8750, 8940, 10430, 10500, 11175, 12516, 13125, 14900, 15000, 15645, 17500, 17880, 18625, 20860, 21000, 22350, 25032, 26075, 26250, 29800, 31290, 35000, 37250, 41720, 44700, 52150, 52500, 55875, 62580, 74500, 78225, 89400, 93125, 104300, 105000, 111750, 125160, 130375, 149000, 156450, 186250, 208600, 223500, 260750, 279375, 312900, 372500, 391125, 447000, 521500, 558750, 625800, 651875, 745000, 782250, 1043000, 1117500, 1303750, 1564500, 1955625, 2235000, 2607500, 3129000, 3911250, 5215000, 7822500, 15645000]

約数ペア:

[(1, 15645000), (2, 7822500), (3, 5215000), (4, 3911250), (5, 3129000), (6, 2607500), (7, 2235000), (8, 1955625), (10, 1564500), (12, 1303750), (14, 1117500), (15, 1043000), (20, 782250), (21, 745000), (24, 651875), (25, 625800), (28, 558750), (30, 521500), (35, 447000), (40, 391125), (42, 372500), (50, 312900), (56, 279375), (60, 260750), (70, 223500), (75, 208600), (84, 186250), (100, 156450), (105, 149000), (120, 130375), (125, 125160), (140, 111750), (149, 105000), (150, 104300), (168, 93125), (175, 89400), (200, 78225), (210, 74500), (250, 62580), (280, 55875), (298, 52500), (300, 52150), (350, 44700), (375, 41720), (420, 37250), (447, 35000), (500, 31290), (525, 29800), (596, 26250), (600, 26075), (625, 25032), (700, 22350), (745, 21000), (750, 20860), (840, 18625), (875, 17880), (894, 17500), (1000, 15645), (1043, 15000), (1050, 14900), (1192, 13125), (1250, 12516), (1400, 11175), (1490, 10500), (1500, 10430), (1750, 8940), (1788, 8750), (1875, 8344), (2086, 7500), (2100, 7450), (2235, 7000), (2500, 6258), (2625, 5960), (2980, 5250), (3000, 5215), (3129, 5000), (3500, 4470), (3576, 4375), (3725, 4200), (3750, 4172)]