667560320

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{3041}}^1$

素因数の和:3081

約数の個数: 128

約数和(自身を含む): 1861704000

約数和(自身を除く): 1194143680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 280, 320, 343, 392, 448, 490, 560, 640, 686, 784, 896, 980, 1120, 1372, 1568, 1715, 1960, 2240, 2744, 3041, 3136, 3430, 3920, 4480, 5488, 6082, 6272, 6860, 7840, 10976, 12164, 13720, 15205, 15680, 21287, 21952, 24328, 27440, 30410, 31360, 42574, 43904, 48656, 54880, 60820, 85148, 97312, 106435, 109760, 121640, 149009, 170296, 194624, 212870, 219520, 243280, 298018, 340592, 389248, 425740, 486560, 596036, 681184, 745045, 851480, 973120, 1043063, 1192072, 1362368, 1490090, 1702960, 1946240, 2086126, 2384144, 2724736, 2980180, 3405920, 4172252, 4768288, 5215315, 5960360, 6811840, 8344504, 9536576, 10430630, 11920720, 13623680, 16689008, 19073152, 20861260, 23841440, 33378016, 41722520, 47682880, 66756032, 83445040, 95365760, 133512064, 166890080, 333780160, 667560320]

約数ペア:

[(1, 667560320), (2, 333780160), (4, 166890080), (5, 133512064), (7, 95365760), (8, 83445040), (10, 66756032), (14, 47682880), (16, 41722520), (20, 33378016), (28, 23841440), (32, 20861260), (35, 19073152), (40, 16689008), (49, 13623680), (56, 11920720), (64, 10430630), (70, 9536576), (80, 8344504), (98, 6811840), (112, 5960360), (128, 5215315), (140, 4768288), (160, 4172252), (196, 3405920), (224, 2980180), (245, 2724736), (280, 2384144), (320, 2086126), (343, 1946240), (392, 1702960), (448, 1490090), (490, 1362368), (560, 1192072), (640, 1043063), (686, 973120), (784, 851480), (896, 745045), (980, 681184), (1120, 596036), (1372, 486560), (1568, 425740), (1715, 389248), (1960, 340592), (2240, 298018), (2744, 243280), (3041, 219520), (3136, 212870), (3430, 194624), (3920, 170296), (4480, 149009), (5488, 121640), (6082, 109760), (6272, 106435), (6860, 97312), (7840, 85148), (10976, 60820), (12164, 54880), (13720, 48656), (15205, 43904), (15680, 42574), (21287, 31360), (21952, 30410), (24328, 27440)]