20315530800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{152519}}^1$

素因数の和:152580

約数の個数: 180

約数和(自身を含む): 72406429680

約数和(自身を除く): 52090898880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 37, 40, 45, 48, 50, 60, 72, 74, 75, 80, 90, 100, 111, 120, 144, 148, 150, 180, 185, 200, 222, 225, 240, 296, 300, 333, 360, 370, 400, 444, 450, 555, 592, 600, 666, 720, 740, 888, 900, 925, 1110, 1200, 1332, 1480, 1665, 1776, 1800, 1850, 2220, 2664, 2775, 2960, 3330, 3600, 3700, 4440, 5328, 5550, 6660, 7400, 8325, 8880, 11100, 13320, 14800, 16650, 22200, 26640, 33300, 44400, 66600, 133200, 152519, 305038, 457557, 610076, 762595, 915114, 1220152, 1372671, 1525190, 1830228, 2287785, 2440304, 2745342, 3050380, 3660456, 3812975, 4575570, 5490684, 5643203, 6100760, 6863355, 7320912, 7625950, 9151140, 10981368, 11286406, 11438925, 12201520, 13726710, 15251900, 16929609, 18302280, 21962736, 22572812, 22877850, 27453420, 28216015, 30503800, 33859218, 34316775, 36604560, 45145624, 45755700, 50788827, 54906840, 56432030, 61007600, 67718436, 68633550, 84648045, 90291248, 91511400, 101577654, 109813680, 112864060, 135436872, 137267100, 141080075, 169296090, 183022800, 203155308, 225728120, 253944135, 270873744, 274534200, 282160150, 338592180, 406310616, 423240225, 451456240, 507888270, 549068400, 564320300, 677184360, 812621232, 846480450, 1015776540, 1128640600, 1269720675, 1354368720, 1692960900, 2031553080, 2257281200, 2539441350, 3385921800, 4063106160, 5078882700, 6771843600, 10157765400, 20315530800]

約数ペア:

[(1, 20315530800), (2, 10157765400), (3, 6771843600), (4, 5078882700), (5, 4063106160), (6, 3385921800), (8, 2539441350), (9, 2257281200), (10, 2031553080), (12, 1692960900), (15, 1354368720), (16, 1269720675), (18, 1128640600), (20, 1015776540), (24, 846480450), (25, 812621232), (30, 677184360), (36, 564320300), (37, 549068400), (40, 507888270), (45, 451456240), (48, 423240225), (50, 406310616), (60, 338592180), (72, 282160150), (74, 274534200), (75, 270873744), (80, 253944135), (90, 225728120), (100, 203155308), (111, 183022800), (120, 169296090), (144, 141080075), (148, 137267100), (150, 135436872), (180, 112864060), (185, 109813680), (200, 101577654), (222, 91511400), (225, 90291248), (240, 84648045), (296, 68633550), (300, 67718436), (333, 61007600), (360, 56432030), (370, 54906840), (400, 50788827), (444, 45755700), (450, 45145624), (555, 36604560), (592, 34316775), (600, 33859218), (666, 30503800), (720, 28216015), (740, 27453420), (888, 22877850), (900, 22572812), (925, 21962736), (1110, 18302280), (1200, 16929609), (1332, 15251900), (1480, 13726710), (1665, 12201520), (1776, 11438925), (1800, 11286406), (1850, 10981368), (2220, 9151140), (2664, 7625950), (2775, 7320912), (2960, 6863355), (3330, 6100760), (3600, 5643203), (3700, 5490684), (4440, 4575570), (5328, 3812975), (5550, 3660456), (6660, 3050380), (7400, 2745342), (8325, 2440304), (8880, 2287785), (11100, 1830228), (13320, 1525190), (14800, 1372671), (16650, 1220152), (22200, 915114), (26640, 762595), (33300, 610076), (44400, 457557), (66600, 305038), (133200, 152519)]