688400550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{107}}^1$

素因数の和:200

約数の個数: 216

約数和(自身を含む): 2047107816

約数和(自身を除く): 1358707266

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 25, 29, 30, 34, 45, 50, 51, 58, 75, 85, 87, 90, 102, 107, 145, 150, 153, 170, 174, 214, 225, 255, 261, 290, 306, 321, 425, 435, 450, 493, 510, 522, 535, 642, 725, 765, 841, 850, 870, 963, 986, 1070, 1275, 1305, 1450, 1479, 1530, 1605, 1682, 1819, 1926, 2175, 2465, 2523, 2550, 2610, 2675, 2958, 3103, 3210, 3638, 3825, 4205, 4350, 4437, 4815, 4930, 5046, 5350, 5457, 6206, 6525, 7395, 7569, 7650, 8025, 8410, 8874, 9095, 9309, 9630, 10914, 12325, 12615, 13050, 14297, 14790, 15138, 15515, 16050, 16371, 18190, 18618, 21025, 22185, 24075, 24650, 25230, 27285, 27927, 28594, 31030, 32742, 36975, 37845, 42050, 42891, 44370, 45475, 46545, 48150, 52751, 54570, 55854, 63075, 71485, 73950, 75690, 77575, 81855, 85782, 89987, 90950, 93090, 105502, 110925, 126150, 128673, 136425, 139635, 142970, 155150, 158253, 163710, 179974, 189225, 214455, 221850, 232725, 257346, 263755, 269961, 272850, 279270, 316506, 357425, 378450, 409275, 428910, 449935, 465450, 474759, 527510, 539922, 643365, 698175, 714850, 791265, 809883, 818550, 899870, 949518, 1072275, 1286730, 1318775, 1349805, 1396350, 1529779, 1582530, 1619766, 2144550, 2249675, 2373795, 2637550, 2699610, 3059558, 3216825, 3956325, 4049415, 4499350, 4589337, 4747590, 6433650, 6749025, 7648895, 7912650, 8098830, 9178674, 11868975, 13498050, 13768011, 15297790, 20247075, 22946685, 23737950, 27536022, 38244475, 40494150, 45893370, 68840055, 76488950, 114733425, 137680110, 229466850, 344200275, 688400550]

約数ペア:

[(1, 688400550), (2, 344200275), (3, 229466850), (5, 137680110), (6, 114733425), (9, 76488950), (10, 68840055), (15, 45893370), (17, 40494150), (18, 38244475), (25, 27536022), (29, 23737950), (30, 22946685), (34, 20247075), (45, 15297790), (50, 13768011), (51, 13498050), (58, 11868975), (75, 9178674), (85, 8098830), (87, 7912650), (90, 7648895), (102, 6749025), (107, 6433650), (145, 4747590), (150, 4589337), (153, 4499350), (170, 4049415), (174, 3956325), (214, 3216825), (225, 3059558), (255, 2699610), (261, 2637550), (290, 2373795), (306, 2249675), (321, 2144550), (425, 1619766), (435, 1582530), (450, 1529779), (493, 1396350), (510, 1349805), (522, 1318775), (535, 1286730), (642, 1072275), (725, 949518), (765, 899870), (841, 818550), (850, 809883), (870, 791265), (963, 714850), (986, 698175), (1070, 643365), (1275, 539922), (1305, 527510), (1450, 474759), (1479, 465450), (1530, 449935), (1605, 428910), (1682, 409275), (1819, 378450), (1926, 357425), (2175, 316506), (2465, 279270), (2523, 272850), (2550, 269961), (2610, 263755), (2675, 257346), (2958, 232725), (3103, 221850), (3210, 214455), (3638, 189225), (3825, 179974), (4205, 163710), (4350, 158253), (4437, 155150), (4815, 142970), (4930, 139635), (5046, 136425), (5350, 128673), (5457, 126150), (6206, 110925), (6525, 105502), (7395, 93090), (7569, 90950), (7650, 89987), (8025, 85782), (8410, 81855), (8874, 77575), (9095, 75690), (9309, 73950), (9630, 71485), (10914, 63075), (12325, 55854), (12615, 54570), (13050, 52751), (14297, 48150), (14790, 46545), (15138, 45475), (15515, 44370), (16050, 42891), (16371, 42050), (18190, 37845), (18618, 36975), (21025, 32742), (22185, 31030), (24075, 28594), (24650, 27927), (25230, 27285)]