221899080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1381}}^1$

素因数の和:1511

約数の個数: 128

約数和(自身を含む): 724389120

約数和(自身を除く): 502490040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 103, 104, 120, 130, 156, 195, 206, 260, 309, 312, 390, 412, 515, 520, 618, 780, 824, 1030, 1236, 1339, 1381, 1545, 1560, 2060, 2472, 2678, 2762, 3090, 4017, 4120, 4143, 5356, 5524, 6180, 6695, 6905, 8034, 8286, 10712, 11048, 12360, 13390, 13810, 16068, 16572, 17953, 20085, 20715, 26780, 27620, 32136, 33144, 35906, 40170, 41430, 53560, 53859, 55240, 71812, 80340, 82860, 89765, 107718, 142243, 143624, 160680, 165720, 179530, 215436, 269295, 284486, 359060, 426729, 430872, 538590, 568972, 711215, 718120, 853458, 1077180, 1137944, 1422430, 1706916, 1849159, 2133645, 2154360, 2844860, 3413832, 3698318, 4267290, 5547477, 5689720, 7396636, 8534580, 9245795, 11094954, 14793272, 17069160, 18491590, 22189908, 27737385, 36983180, 44379816, 55474770, 73966360, 110949540, 221899080]

約数ペア:

[(1, 221899080), (2, 110949540), (3, 73966360), (4, 55474770), (5, 44379816), (6, 36983180), (8, 27737385), (10, 22189908), (12, 18491590), (13, 17069160), (15, 14793272), (20, 11094954), (24, 9245795), (26, 8534580), (30, 7396636), (39, 5689720), (40, 5547477), (52, 4267290), (60, 3698318), (65, 3413832), (78, 2844860), (103, 2154360), (104, 2133645), (120, 1849159), (130, 1706916), (156, 1422430), (195, 1137944), (206, 1077180), (260, 853458), (309, 718120), (312, 711215), (390, 568972), (412, 538590), (515, 430872), (520, 426729), (618, 359060), (780, 284486), (824, 269295), (1030, 215436), (1236, 179530), (1339, 165720), (1381, 160680), (1545, 143624), (1560, 142243), (2060, 107718), (2472, 89765), (2678, 82860), (2762, 80340), (3090, 71812), (4017, 55240), (4120, 53859), (4143, 53560), (5356, 41430), (5524, 40170), (6180, 35906), (6695, 33144), (6905, 32136), (8034, 27620), (8286, 26780), (10712, 20715), (11048, 20085), (12360, 17953), (13390, 16572), (13810, 16068)]