306716280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196613}}^1$

素因数の和:196640

約数の個数: 64

約数和(自身を含む): 990934560

約数和(自身を除く): 684218280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 196613, 393226, 589839, 786452, 983065, 1179678, 1572904, 1966130, 2359356, 2555969, 2949195, 3932260, 4718712, 5111938, 5898390, 7667907, 7864520, 10223876, 11796780, 12779845, 15335814, 20447752, 23593560, 25559690, 30671628, 38339535, 51119380, 61343256, 76679070, 102238760, 153358140, 306716280]

約数ペア:

[(1, 306716280), (2, 153358140), (3, 102238760), (4, 76679070), (5, 61343256), (6, 51119380), (8, 38339535), (10, 30671628), (12, 25559690), (13, 23593560), (15, 20447752), (20, 15335814), (24, 12779845), (26, 11796780), (30, 10223876), (39, 7864520), (40, 7667907), (52, 5898390), (60, 5111938), (65, 4718712), (78, 3932260), (104, 2949195), (120, 2555969), (130, 2359356), (156, 1966130), (195, 1572904), (260, 1179678), (312, 983065), (390, 786452), (520, 589839), (780, 393226), (1560, 196613)]