920989300

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{2441}}^1$

素因数の和:2487

約数の個数: 144

約数和(自身を含む): 2543587200

約数和(自身を除く): 1622597900

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 110, 140, 154, 175, 196, 220, 245, 275, 308, 343, 350, 385, 490, 539, 550, 686, 700, 770, 980, 1078, 1100, 1225, 1372, 1540, 1715, 1925, 2156, 2441, 2450, 2695, 3430, 3773, 3850, 4882, 4900, 5390, 6860, 7546, 7700, 8575, 9764, 10780, 12205, 13475, 15092, 17087, 17150, 18865, 24410, 26851, 26950, 34174, 34300, 37730, 48820, 53702, 53900, 61025, 68348, 75460, 85435, 94325, 107404, 119609, 122050, 134255, 170870, 187957, 188650, 239218, 244100, 268510, 341740, 375914, 377300, 427175, 478436, 537020, 598045, 671275, 751828, 837263, 854350, 939785, 1196090, 1315699, 1342550, 1674526, 1708700, 1879570, 2392180, 2631398, 2685100, 2990225, 3349052, 3759140, 4186315, 4698925, 5262796, 5980450, 6578495, 8372630, 9209893, 9397850, 11960900, 13156990, 16745260, 18419786, 18795700, 20931575, 26313980, 32892475, 36839572, 41863150, 46049465, 65784950, 83726300, 92098930, 131569900, 184197860, 230247325, 460494650, 920989300]

約数ペア:

[(1, 920989300), (2, 460494650), (4, 230247325), (5, 184197860), (7, 131569900), (10, 92098930), (11, 83726300), (14, 65784950), (20, 46049465), (22, 41863150), (25, 36839572), (28, 32892475), (35, 26313980), (44, 20931575), (49, 18795700), (50, 18419786), (55, 16745260), (70, 13156990), (77, 11960900), (98, 9397850), (100, 9209893), (110, 8372630), (140, 6578495), (154, 5980450), (175, 5262796), (196, 4698925), (220, 4186315), (245, 3759140), (275, 3349052), (308, 2990225), (343, 2685100), (350, 2631398), (385, 2392180), (490, 1879570), (539, 1708700), (550, 1674526), (686, 1342550), (700, 1315699), (770, 1196090), (980, 939785), (1078, 854350), (1100, 837263), (1225, 751828), (1372, 671275), (1540, 598045), (1715, 537020), (1925, 478436), (2156, 427175), (2441, 377300), (2450, 375914), (2695, 341740), (3430, 268510), (3773, 244100), (3850, 239218), (4882, 188650), (4900, 187957), (5390, 170870), (6860, 134255), (7546, 122050), (7700, 119609), (8575, 107404), (9764, 94325), (10780, 85435), (12205, 75460), (13475, 68348), (15092, 61025), (17087, 53900), (17150, 53702), (18865, 48820), (24410, 37730), (26851, 34300), (26950, 34174)]