219737860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 503967744

約数和(自身を除く): 284229884

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 61, 82, 92, 115, 122, 164, 191, 205, 230, 244, 305, 382, 410, 460, 610, 764, 820, 943, 955, 1220, 1403, 1886, 1910, 2501, 2806, 3772, 3820, 4393, 4715, 5002, 5612, 7015, 7831, 8786, 9430, 10004, 11651, 12505, 14030, 15662, 17572, 18860, 21965, 23302, 25010, 28060, 31324, 39155, 43930, 46604, 50020, 57523, 58255, 78310, 87860, 115046, 116510, 156620, 180113, 230092, 233020, 267973, 287615, 360226, 477691, 535946, 575230, 720452, 900565, 955382, 1071892, 1150460, 1339865, 1801130, 1910764, 2388455, 2679730, 3602260, 4776910, 5359460, 9553820, 10986893, 21973786, 43947572, 54934465, 109868930, 219737860]

約数ペア:

[(1, 219737860), (2, 109868930), (4, 54934465), (5, 43947572), (10, 21973786), (20, 10986893), (23, 9553820), (41, 5359460), (46, 4776910), (61, 3602260), (82, 2679730), (92, 2388455), (115, 1910764), (122, 1801130), (164, 1339865), (191, 1150460), (205, 1071892), (230, 955382), (244, 900565), (305, 720452), (382, 575230), (410, 535946), (460, 477691), (610, 360226), (764, 287615), (820, 267973), (943, 233020), (955, 230092), (1220, 180113), (1403, 156620), (1886, 116510), (1910, 115046), (2501, 87860), (2806, 78310), (3772, 58255), (3820, 57523), (4393, 50020), (4715, 46604), (5002, 43930), (5612, 39155), (7015, 31324), (7831, 28060), (8786, 25010), (9430, 23302), (10004, 21965), (11651, 18860), (12505, 17572), (14030, 15662)]