257115000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{61}}^1\times {\mathrm{281}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 819300240

約数和(自身を除く): 562185240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 61, 75, 100, 120, 122, 125, 150, 183, 200, 244, 250, 281, 300, 305, 366, 375, 488, 500, 562, 600, 610, 625, 732, 750, 843, 915, 1000, 1124, 1220, 1250, 1405, 1464, 1500, 1525, 1686, 1830, 1875, 2248, 2440, 2500, 2810, 3000, 3050, 3372, 3660, 3750, 4215, 4575, 5000, 5620, 6100, 6744, 7025, 7320, 7500, 7625, 8430, 9150, 11240, 12200, 14050, 15000, 15250, 16860, 17141, 18300, 21075, 22875, 28100, 30500, 33720, 34282, 35125, 36600, 38125, 42150, 45750, 51423, 56200, 61000, 68564, 70250, 76250, 84300, 85705, 91500, 102846, 105375, 114375, 137128, 140500, 152500, 168600, 171410, 175625, 183000, 205692, 210750, 228750, 257115, 281000, 305000, 342820, 351250, 411384, 421500, 428525, 457500, 514230, 526875, 685640, 702500, 843000, 857050, 915000, 1028460, 1053750, 1285575, 1405000, 1714100, 2056920, 2107500, 2142625, 2571150, 3428200, 4215000, 4285250, 5142300, 6427875, 8570500, 10284600, 10713125, 12855750, 17141000, 21426250, 25711500, 32139375, 42852500, 51423000, 64278750, 85705000, 128557500, 257115000]

約数ペア:

[(1, 257115000), (2, 128557500), (3, 85705000), (4, 64278750), (5, 51423000), (6, 42852500), (8, 32139375), (10, 25711500), (12, 21426250), (15, 17141000), (20, 12855750), (24, 10713125), (25, 10284600), (30, 8570500), (40, 6427875), (50, 5142300), (60, 4285250), (61, 4215000), (75, 3428200), (100, 2571150), (120, 2142625), (122, 2107500), (125, 2056920), (150, 1714100), (183, 1405000), (200, 1285575), (244, 1053750), (250, 1028460), (281, 915000), (300, 857050), (305, 843000), (366, 702500), (375, 685640), (488, 526875), (500, 514230), (562, 457500), (600, 428525), (610, 421500), (625, 411384), (732, 351250), (750, 342820), (843, 305000), (915, 281000), (1000, 257115), (1124, 228750), (1220, 210750), (1250, 205692), (1405, 183000), (1464, 175625), (1500, 171410), (1525, 168600), (1686, 152500), (1830, 140500), (1875, 137128), (2248, 114375), (2440, 105375), (2500, 102846), (2810, 91500), (3000, 85705), (3050, 84300), (3372, 76250), (3660, 70250), (3750, 68564), (4215, 61000), (4575, 56200), (5000, 51423), (5620, 45750), (6100, 42150), (6744, 38125), (7025, 36600), (7320, 35125), (7500, 34282), (7625, 33720), (8430, 30500), (9150, 28100), (11240, 22875), (12200, 21075), (14050, 18300), (15000, 17141), (15250, 16860)]