61813840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3697}}^1$

素因数の和:3740

約数の個数: 80

約数和(自身を含む): 165078720

約数和(自身を除く): 103264880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 3697, 4180, 7394, 8360, 14788, 16720, 18485, 29576, 36970, 40667, 59152, 70243, 73940, 81334, 140486, 147880, 162668, 203335, 280972, 295760, 325336, 351215, 406670, 561944, 650672, 702430, 772673, 813340, 1123888, 1404860, 1545346, 1626680, 2809720, 3090692, 3253360, 3863365, 5619440, 6181384, 7726730, 12362768, 15453460, 30906920, 61813840]

約数ペア:

[(1, 61813840), (2, 30906920), (4, 15453460), (5, 12362768), (8, 7726730), (10, 6181384), (11, 5619440), (16, 3863365), (19, 3253360), (20, 3090692), (22, 2809720), (38, 1626680), (40, 1545346), (44, 1404860), (55, 1123888), (76, 813340), (80, 772673), (88, 702430), (95, 650672), (110, 561944), (152, 406670), (176, 351215), (190, 325336), (209, 295760), (220, 280972), (304, 203335), (380, 162668), (418, 147880), (440, 140486), (760, 81334), (836, 73940), (880, 70243), (1045, 59152), (1520, 40667), (1672, 36970), (2090, 29576), (3344, 18485), (3697, 16720), (4180, 14788), (7394, 8360)]