20321440620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{14879}}^1$

素因数の和:15024

約数の個数: 192

約数和(自身を含む): 65515806720

約数和(自身を除く): 45194366100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 103, 130, 156, 170, 195, 204, 206, 221, 255, 260, 309, 340, 390, 412, 442, 510, 515, 618, 663, 780, 884, 1020, 1030, 1105, 1236, 1326, 1339, 1545, 1751, 2060, 2210, 2652, 2678, 3090, 3315, 3502, 4017, 4420, 5253, 5356, 6180, 6630, 6695, 7004, 8034, 8755, 10506, 13260, 13390, 14879, 16068, 17510, 20085, 21012, 22763, 26265, 26780, 29758, 35020, 40170, 44637, 45526, 52530, 59516, 68289, 74395, 80340, 89274, 91052, 105060, 113815, 136578, 148790, 178548, 193427, 223185, 227630, 252943, 273156, 297580, 341445, 386854, 446370, 455260, 505886, 580281, 682890, 758829, 773708, 892740, 967135, 1011772, 1160562, 1264715, 1365780, 1517658, 1532537, 1934270, 2321124, 2529430, 2901405, 3035316, 3065074, 3288259, 3794145, 3868540, 4597611, 5058860, 5802810, 6130148, 6576518, 7588290, 7662685, 9195222, 9864777, 11605620, 13153036, 15176580, 15325370, 16441295, 18390444, 19729554, 19922981, 22988055, 26053129, 30650740, 32882590, 39459108, 39845962, 45976110, 49323885, 52106258, 59768943, 65765180, 78159387, 79691924, 91952220, 98647770, 99614905, 104212516, 119537886, 130265645, 156318774, 197295540, 199229810, 239075772, 260531290, 298844715, 312637548, 338690677, 390796935, 398459620, 521062580, 597689430, 677381354, 781593870, 1016072031, 1195378860, 1354762708, 1563187740, 1693453385, 2032144062, 3386906770, 4064288124, 5080360155, 6773813540, 10160720310, 20321440620]

約数ペア:

[(1, 20321440620), (2, 10160720310), (3, 6773813540), (4, 5080360155), (5, 4064288124), (6, 3386906770), (10, 2032144062), (12, 1693453385), (13, 1563187740), (15, 1354762708), (17, 1195378860), (20, 1016072031), (26, 781593870), (30, 677381354), (34, 597689430), (39, 521062580), (51, 398459620), (52, 390796935), (60, 338690677), (65, 312637548), (68, 298844715), (78, 260531290), (85, 239075772), (102, 199229810), (103, 197295540), (130, 156318774), (156, 130265645), (170, 119537886), (195, 104212516), (204, 99614905), (206, 98647770), (221, 91952220), (255, 79691924), (260, 78159387), (309, 65765180), (340, 59768943), (390, 52106258), (412, 49323885), (442, 45976110), (510, 39845962), (515, 39459108), (618, 32882590), (663, 30650740), (780, 26053129), (884, 22988055), (1020, 19922981), (1030, 19729554), (1105, 18390444), (1236, 16441295), (1326, 15325370), (1339, 15176580), (1545, 13153036), (1751, 11605620), (2060, 9864777), (2210, 9195222), (2652, 7662685), (2678, 7588290), (3090, 6576518), (3315, 6130148), (3502, 5802810), (4017, 5058860), (4420, 4597611), (5253, 3868540), (5356, 3794145), (6180, 3288259), (6630, 3065074), (6695, 3035316), (7004, 2901405), (8034, 2529430), (8755, 2321124), (10506, 1934270), (13260, 1532537), (13390, 1517658), (14879, 1365780), (16068, 1264715), (17510, 1160562), (20085, 1011772), (21012, 967135), (22763, 892740), (26265, 773708), (26780, 758829), (29758, 682890), (35020, 580281), (40170, 505886), (44637, 455260), (45526, 446370), (52530, 386854), (59516, 341445), (68289, 297580), (74395, 273156), (80340, 252943), (89274, 227630), (91052, 223185), (105060, 193427), (113815, 178548), (136578, 148790)]