220121790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7541}}^1$

素因数の和:7697

約数の個数: 64

約数和(自身を含む): 608186880

約数和(自身を除く): 388065090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 139, 210, 278, 417, 695, 834, 973, 1390, 1946, 2085, 2919, 4170, 4865, 5838, 7541, 9730, 14595, 15082, 22623, 29190, 37705, 45246, 52787, 75410, 105574, 113115, 158361, 226230, 263935, 316722, 527870, 791805, 1048199, 1583610, 2096398, 3144597, 5240995, 6289194, 7337393, 10481990, 14674786, 15722985, 22012179, 31445970, 36686965, 44024358, 73373930, 110060895, 220121790]

約数ペア:

[(1, 220121790), (2, 110060895), (3, 73373930), (5, 44024358), (6, 36686965), (7, 31445970), (10, 22012179), (14, 15722985), (15, 14674786), (21, 10481990), (30, 7337393), (35, 6289194), (42, 5240995), (70, 3144597), (105, 2096398), (139, 1583610), (210, 1048199), (278, 791805), (417, 527870), (695, 316722), (834, 263935), (973, 226230), (1390, 158361), (1946, 113115), (2085, 105574), (2919, 75410), (4170, 52787), (4865, 45246), (5838, 37705), (7541, 29190), (9730, 22623), (14595, 15082)]