64821360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11743}}^1$

素因数の和:11782

約数の個数: 80

約数和(自身を含む): 209700864

約数和(自身を除く): 144879504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 11743, 23486, 35229, 46972, 58715, 70458, 93944, 117430, 140916, 176145, 187888, 234860, 270089, 281832, 352290, 469720, 540178, 563664, 704580, 810267, 939440, 1080356, 1350445, 1409160, 1620534, 2160712, 2700890, 2818320, 3241068, 4051335, 4321424, 5401780, 6482136, 8102670, 10803560, 12964272, 16205340, 21607120, 32410680, 64821360]

約数ペア:

[(1, 64821360), (2, 32410680), (3, 21607120), (4, 16205340), (5, 12964272), (6, 10803560), (8, 8102670), (10, 6482136), (12, 5401780), (15, 4321424), (16, 4051335), (20, 3241068), (23, 2818320), (24, 2700890), (30, 2160712), (40, 1620534), (46, 1409160), (48, 1350445), (60, 1080356), (69, 939440), (80, 810267), (92, 704580), (115, 563664), (120, 540178), (138, 469720), (184, 352290), (230, 281832), (240, 270089), (276, 234860), (345, 187888), (368, 176145), (460, 140916), (552, 117430), (690, 93944), (920, 70458), (1104, 58715), (1380, 46972), (1840, 35229), (2760, 23486), (5520, 11743)]