1220490384

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{78721}}^1$

素因数の和:78768

約数の個数: 80

約数和(自身を含む): 3514150080

約数和(自身を除く): 2293659696

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 34, 38, 48, 51, 57, 68, 76, 102, 114, 136, 152, 204, 228, 272, 304, 323, 408, 456, 646, 816, 912, 969, 1292, 1938, 2584, 3876, 5168, 7752, 15504, 78721, 157442, 236163, 314884, 472326, 629768, 944652, 1259536, 1338257, 1495699, 1889304, 2676514, 2991398, 3778608, 4014771, 4487097, 5353028, 5982796, 8029542, 8974194, 10706056, 11965592, 16059084, 17948388, 21412112, 23931184, 25426883, 32118168, 35896776, 50853766, 64236336, 71793552, 76280649, 101707532, 152561298, 203415064, 305122596, 406830128, 610245192, 1220490384]

約数ペア:

[(1, 1220490384), (2, 610245192), (3, 406830128), (4, 305122596), (6, 203415064), (8, 152561298), (12, 101707532), (16, 76280649), (17, 71793552), (19, 64236336), (24, 50853766), (34, 35896776), (38, 32118168), (48, 25426883), (51, 23931184), (57, 21412112), (68, 17948388), (76, 16059084), (102, 11965592), (114, 10706056), (136, 8974194), (152, 8029542), (204, 5982796), (228, 5353028), (272, 4487097), (304, 4014771), (323, 3778608), (408, 2991398), (456, 2676514), (646, 1889304), (816, 1495699), (912, 1338257), (969, 1259536), (1292, 944652), (1938, 629768), (2584, 472326), (3876, 314884), (5168, 236163), (7752, 157442), (15504, 78721)]